Thursday, September 19, 2019
The Zone Diet Versus the Atkins Diet Essay -- Health Nutrition Diet Ex
The Zone and Atkins diets aim to achieve lower levels of insulin in the bloodstream. The Zone diet reduces carbohydrates by structuring calorie intake to a 40% carbohydrate, 30% protein, 30% fat ratio. The ratio decreases the amount of carbohydrates consumed, inturn lowering overall insulin levels. The Atkins diet also lowers insulin levels by lowering the quantity of carbohydrates ingested. This four phase diet begins with extreme limitation and gradually allows small amounts of carbohydrates. Though these diets implement different approaches they both reduce the insulin levels in the bloodstream. The Zone dietââ¬â¢s main concern is a lifelong optimization of the bodyââ¬â¢s metabolic function by regulation of levels of insulin in the bloodstream. These insulin levels are largely affected by the types of food consumed. Studies have shown that the consumption of foods high in carbohydrates lead to an increased level of insulin in the bloodstream. This increase in insulin levels is believed to lead to increased hunger and possibly obesity. In order to decrease the levels of insulin in the bloodstream, the Zone diet follows a strict formula of types and amount of food ingested. This one phase diet follows the notion that a diet should have a balance and avoid ketosis, or causing the body to think it is starving. This balance limits meals to a 40-30-30 composition. 40-30-30 means that 40 percent of a mealââ¬â¢s calories should be fiber rich carbohydrates, 30 percent should be low-fat protein, and 30 percent should be fats. Contrary to the Food Pyramid, the Z one diet decreases the amount of carbohydrates and increases the amount of protein. This decrease in carbohydrates lowers the levels of insulin and alth... ... The Zone and Atkins diets share the same main goal to regulate insulin levels in the bloodstream. Each has a unique way of achieving this goal. The Zone diet focuses on a strict calorie intake breakdown of 40% carbohydrates, 30% protein, and 30% fats. This structure of calorie consumption causes a decrease in the amount of carbohydrates ingested. The diet is not only strict in the proportions of the types of food consumed but also requires six precisely spaced Zone meals throughout the day. The Zone diet requires close adherence to guidelines, but the Atkins diet is in ways more flexible. The Atkins diet begins with an extreme limitation of carbohydrates and gradually allows small quantities, but has no other restrictions. Through balance or severe limitation of carbohydrates, the Zone and Atkins diets aim to reduce large insulin levels in the bloodstream.
Wednesday, September 18, 2019
Essay --
ââ¬Å"Learning is a treasure which accompanies its owner everywhereâ⬠. I have always kept in mind this Chinese adage that emphasizes the very importance and advantage of learning. Learning, the very step of success as well as failure has given me enough experience and strength to access challenges as they come. In this technological age, everythingââ¬â¢s changes rapidly. We need to constantly streamline and upgrade our tools and resources in order to make our worked worth living in. A deep fascination for technology coupled with a love for learning and exploring have inspired me to pursue and excel in graduate studies. It has been a blessing to have parents who have instilled in me good values and principles and also who gave me the freedom to choose whatever fields I want to excel in. The desire to learn how things work and my natural inclination towards Mathematics and Physics, gave me the impetus to become an engineer. That fascination towards science and technology helped me to excel in the entrance examination and thus ensured myself an admission in VIF College of Engineering and Technology, which is affiliated to the Jawaharlal Nehru Technological University. I have always given more importance to gaining knowledge rather than gaining marks. Engineering is one field where practical know-how is more important than acquiring a degree for name sake. Thus my true ability stands above my marks and marks are not a reflection of my potential in Electronics and Communication. I have always cherished all my dreams and at the same time decided definite paths to follow in order to realize them. In my undergraduate studies, I have benefited from the breadth of Jawaharlal Nehruââ¬â¢s Universityââ¬â¢s syllabi content that has given me a comprehe... ...nues in my chosen field and create excellent opportunities to prove my mettle. I am confident that, the facilities, guidance and inspiration your University provides combined with the excellent faculty and research opportunities makes it the ideal place for me to embark upon my graduate studies. I can assure you that, in me you will find a responsible, committed and talented student, who will bring laurels to her alma mater. In firmly believing that the essence of a University education lies in the synergetic relationship between the student and the department, I feel that graduate study at your University will be the most logical extension of my academic pursuits and a major step towards achieving my career objectives. It is with this in mind, that I look forward to a long and rewarding relationship with your University as a graduate student with financial support.
Tuesday, September 17, 2019
Auto Tuning Fiddler Essay -- Fiddler Crab, Pacific Ocean
Fiddler crabs live through the Pacific Ocean, South Atlantic Ocean and the Mediterranean on land (McLain 2010). There are over 100 species and their size ranges from 2.5 to 5 cm wide (McLain 2010). Both of the female claws are small but one of the males claw grows significantly larger and it can weigh up to half their bodies weigh (Murai 2009). Adults will continue to grow by molting as they age (McLain 2010). The male will use his overgrown claw as a status of strength and health but some male fiddler crabs can fake a large claw and still get the same benefits even though he is actually weak (Murai 2009). The size of the male claw varies according to how much nutrients and foods are in his habitat and how much he is able to eat (McLain 2010). Fiddler crab diet consist or algae, bacteria, decaying plants and, animal matter, and fungus (McLain 2010). They try to eat in puddles of water so it is easier to separate food from dirt (McLain 2010). The female crab uses both claws to feed while the male can only use his small claw making it harder to feed (McLain 2010). The male crabs will fight over territory for resources (McLain 2010). Before males fight they exhibit their big claw and if neither one backs away they will fight (Hirose 2010). In most fights they wrestle around for show and rarely get hurt (Hirose 2010). If they happen to lose their big claw during a fight or its lost to a predator the small claw will begin to grow while the other is regenerated (Murai 2009). The new claw will grow to be just like the old one, but some males can manipulate its growth and grow a new claw that looks like the original but uses less nutrients to produce because its lighter and toothless (Murai 2009). This fake claw is we... ...w or they just canââ¬â¢t find large portions of food to grow back or support a big claw (McLain 2010). The females are attracted to healthy big claw males (Muramatsu 2001).According to natural selection the males unable to have a healthy life will not reproduce (Muramatsu 2001). Some of these crabs that have a tough time will get so desperate to be successful they will grow a fake claw that cost less resources to grow/maintain and looks exactly the same as a normal one with the exception that its lighter, has no teeth and its weaker (McLain 2010). Neither males nor females will know the difference (Murai 2009). The other males will respect him for having a stronger claw and the females will be attracted to him for having a better wave/mating ritual (Murai 2009). These crabs cheat natural selection by faking superiority making natural selection irrelevant (Murai 2009).
Monday, September 16, 2019
Disney Case Analysis Essay
It is 1984, and Disney is the target of a potential takeover by notorious greenmailer Sual Steinberg. Disney is faced with the option of fighting the takeover through the courts and media, or to repurchase Steinbergââ¬â¢s shares, in effect, giving in to his greenmail attempt. However, there are many other important issues which are facing Disney. These range from Disneyââ¬â¢s abysmal return on investment in recent theme park investments, to the complete failure of Disneyââ¬â¢s motion picture division, to Disneyââ¬â¢s alarmingly high dividend payout rate. In the following four sections, we will address these four issues Disney faces and recommend solutions to improve the financial health of Disney. Theme Parks Issue Recently, Disney has been following a bad investment policy. Disney invested a total of $1. 9 Billion in Epcot over a 6 year period and has increased its capital expenditures on theme parks by a total of $1. 277 Billion from 1981 to 1983. Despite these massive investments in its theme parks, Disney has only earned a return of 4% on Epcot and an overall return on Theme Park assets of 6% in 1983. Disney needs to find a way to more efficiently invest its capital and produce greater returns on its investments. Analysis In order to understand why Disneyââ¬â¢s Theme Park investments have been so unsuccessful, we must analyze a number of different contributing factors. Why Disney is investing in Theme Parks? In order to understand why Disney is investing in Theme Parks, we need to take a look at the financial results of Disneyââ¬â¢s different segments. Out of Disneyââ¬â¢s 3 segments, Entertainment and Recreation (or theme parks) is Disneyââ¬â¢s only segment which is nicely growing its profits in addition to attaining a healthy profit margin. Motion pictures is currently suffering, and actually losing money. Whereas, Consumer Products is producing profits and holding the greatest profit margin, however profits are not growing significantly. After looking at this analysis and nothing else, it appears as though Entertainment and Recreation is Disneyââ¬â¢s most profitable segment and the one which they should be investing in. This is exactly what Disney is doing. Why are additional Theme Parks are the Wrong Investment? Before the expansion on new theme parks, Disneyââ¬â¢s older theme parks had enjoyed much success. As recently as 1978, Disneyââ¬â¢s Entertainment and Recreation segment had experienced a return on assets of 15. 7%. However, as Disney introduced new theme parks, they reached a point where the optimal supply of theme parks had surpassed the demand. This ââ¬Å"oversupplyâ⬠of theme parks can be seen by taking a look at the United States Demographic data provided in the case. First, it must be understood that Theme Park attendance, and in turn revenues, are driven by the younger demographic. According to the information above, the population group that drives Theme Park revenues (0 to 14 years old) is actually shrinking from 1970 to 1995. This represents a decrease in demand for Disneyââ¬â¢s Theme Parks. Yet, at the same time, Disney is investing in and opening new theme parks. Essentially, Disney is increasing the supply despite a decrease in demand. This is counter intuitive by any economic standard. To further back the claims that Disneyââ¬â¢s increased investment in theme parks is a bad move; letââ¬â¢s quickly analyze some measures of financial performance for their theme park segment. Clearly, the Entertainment and Recreation segment has experienced an abysmal return on assets recently. These numbers are even more disappointing when considering the Entertainment and Recreation segment produced an ROA 15. 7% as recently as 1978. Disney has made the wrong move in investing heavily in additional theme parks despite the population decrease in its main customer segment. In order to improve Disneyââ¬â¢s position, it must make some changes. Suggested Changes Overseas Theme Parks The demand for additional theme parks does not exist in the United States, as can be seen from looking at the demographic data above. Therefore, there is no reason for Disney to continue expanding and investing in additional United States theme parks. Disney needs to immediately stop United States theme park expansion. However, this does not mean that Disney must stop investing in theme parks altogether. Disney should look to other countries where there is a demand for theme parks. By looking for countries where the demographics are in their favor and there is sufficient demand without oversupply, Disney can begin to earn sufficient returns on their theme park investments. Management Change Disneyââ¬â¢s management should have foreseen the downside of overexpansion. Itââ¬â¢s even possible that management did realize the lack of demand, however they may have wanted to extract us much demand as possible by building more theme parks. Either way, the decision to invest so heavily in theme parks despite their main market segment shrinking for the foreseeable future is incomprehensible. Earning a ROA of 6% in 1983 on theme parks assets when a 1983 T-Bill earns 8. 86% shows an abysmal utilization of assets. Management responsible for the decision to invest so heavily in theme parks needs to be fired from the company. Implementation How to Expand Overseas First, Disney needs to conduct market research in numerous modernized foreign countries. The focus of this research needs to be on the demand levels for a theme park, and whether the demand outweighs the current supply of theme parks in each country. Once Disney chooses the country with the most favorable supply and demand situation, it can begin analysis to determine whether or not they should actually construct a theme park in that country. They will estimate costs and future cash flows in order to conduct a NPV analysis in order to determine whether or not Disney should actually construct a theme park in that country. How to Implement Management Change Ask around management, and conduct interviews with high level managers in order to determine who was responsible for the decision to invest more heavily in theme parks. Once you have identified the main individual or individuals responsible for the decision, you let them know that they are being let go for their ineptitude. Then, search for top management at other similar companies (or any promising prospects within Disney) to fill the open positions. Motion Pictures Issue The motion pictures business has been historically one of Disneyââ¬â¢s strongest segments since the company was founded. Over the years, classic films like Snow White and Cinderella have provided valuable revenue streams for the company. Films have accounted for a significant amount of Disneyââ¬â¢s earnings and had a large impact on the performance of the company. However, in recent years the motion picture segmentââ¬â¢s performance has been lackluster and recording an operating loss of $33. 3M in 1983. The recent failures in the motion picture segment had a profound ripple effect on Disneyââ¬â¢s financial performance. Just two years ago the same division boasted a 17. 59% profit margin and operating income of $34. M. Analysis The recent missteps can be attributed to a failed TV channel startup, lack of a blockbuster movie hit, and the cancelation of a new Disney TV show on CBS. Although the film industry in general was suffering in 1983, the performance of Disneyââ¬â¢s motion pictures division was abysmal. Suggested Changes New Management Performance in this division has steadily declined over the past three years. New talent needs to be brought in to help revitalize this division. Disney has been a household name since the advent of cinema and should not be lagging behind their rivals. Management needs to be held accountable for these failures. Increased Investment in Film Disney has arguably been one of the most successful film companies in the world since it was started in 1923. Creating, distributing, and selling films have been a core competency of Disney for many years. Disney needs to invest more money into creating innovative films and future blockbusters. For the past several years, there has been a disparate amount of funds invested into their park business compared to the motion picture segment. Disney needs to focus on their core competency of film and invest into motion pictures. Historically, this business has proved to be lucrative and these additional resources will help finance future blockbuster movies. Implementation How to Acquire New Management Currently, many of the Disney executives worked under Walt Disney, himself, and often wonââ¬â¢t accept projects due to the reasoning that ââ¬Å"Walt wouldnââ¬â¢t do thatâ⬠. It is hard for creative talent to come up with great ideas and have them put down without any reasoning, other than a dead man wouldnââ¬â¢t have approved their ideas or projects. The current executiveââ¬â¢s ties are too strong to the late Walt Disney and at least some of them need to be replaced with fresh blood. Fire the executives who are the most repeat offenders of the above mentioned offense. In order to replace them, we suggest that Disney looks to other top movie studies for executive talent. How to Increase Investment in Film While Disney is halting its theme park expansion in the United States and conducting market research overseas for new sites, a lot of additional capital will be lying around waiting to be invested. Once the new executives are in place, we suggest that Disney allocates a considerable amount of its free capital to motion pictures and see what kind of results that its newly hired executives can produce. Dividend Policy Issue One of the many vital points of interest that Ron Miller must address as Disney moves into the future is making a decision on its dividend policy. When looking at the dividend policy of the company, it is critical to conduct a financial ratio analysis of the company. Upon doing so, certain trends can be noticed. One of these noticeable trends happens to fall within the dividend payout rate. For over a decade, the dividend payout rate fluctuated only slightly staying in the range of 4% to 8%. Then beginning in 1978, the dividends began to increase exponentially arriving at a rate of 44. 4% only five years later in 1983. This five year spike in the dividend payout rate has come at the same time as the earnings per share continue to fall. This immediately should raise concerns for the financial security of the company. Analysis In deciding on a dividend policy, it is crucial for the company to decide how growth oriented it would like to be. Speaking simply, the mor e dividends Disney decides to pay out, the less retained earnings it has to put into future positively valued projects. This can be seen in the companyââ¬â¢s sustainable growth rate. Calculating for 1883, the growth rate is only 3. 70% Given the large dividend payout rate of 44. 44%, Disney cannot grow with retained earnings at anything more than a modest 3. 70%. If Disney wanted to grow more than that, it could consider taking on more debt. The company has historically been averse to taking on too much debt and will most likely want to continue that trend into the future. If Disney wants to continue to grow without taking on debt, the company will need to consider lowering the dividend payout rate. Suggested Change Lower Dividends To align the dividend payout rate more closely with earnings per share along with setting the company up for more future growth projects, it is crucial in Disneyââ¬â¢s financial planning that they cut back the dividend rate. It is our suggestion that Disney reduces its dividend so that its dividend payout ratio is in line with its historic payout of about 7. 50%. This will require Disney to cut its dividend down to $. 20 per share (based on 1983 EPS of $2. 70 per share). Decreasing the dividend to $. 20 per share would nearly double Disneyââ¬â¢s sustainable growth rate, increasing it to 6. 16%. As a result, Disney would be able to finance more projects through retained earnings and continue to keep its leverage down. Implementation How to Lower Dividends Obviously, shareholders are not going to be happy to hear that you want to cut the dividend by 83%. This is why you have to issue a press release for general shareholders and at least a conference call or meeting with major shareholders to inform them of your intentions. During the conversation with shareholders, you are going to have to explain how it was a mistake in the past to increase dividends as earnings per share continued to slide. Let the shareholders know that you are going to correct this mistake now, rather than letting it continue to slide. Finally, mention that decreasing dividends will also help Disney remain a financially healthy company by keeping its debt low. Corporate Takeover Attempt Issue Possibly the most important issue faced by Ron Miller and the leadership of Walt Disney Productions is the imposing takeover attempt by well-known corporate raider, Saul Steinberg. This attempt has been sparked by Walt Disneyââ¬â¢s current financial situation and performance. Currently, Disney seems to be an ideal target for a takeover. Disney has a great amount of cash on hand, totaling about $18 million. This, along with Disneyââ¬â¢s underperformance and inefficiencies, are strong motivating factors for Steinbergââ¬â¢s attempt. It is likely that Saul Steinberg believes Walt Disney Productions to be undervalued. This is a conclusion shared by most raiders about the targets in takeover attempts. Disney is currently trading at $50 per share. Steinberg just initiated a tender offer for 49 percent of the company for $67. 50 per share. This is where Ron Miller must face a difficult decision by giving in to the greenmailing attempt by agreeing to purchase back Steinbergââ¬â¢s shares at a premium, or letting Walt Disney Productions fall victim to a takeover. Analysis It is essential for the future of Disney for us to examine the value of the company. From there, Disney must decide at what price, if any, should they buy back Steinbergââ¬â¢s shares. As stated earlier, Disneyââ¬â¢s stock has been recently trading at $50 per share. (Graph) For our analysis of valuing the company, we calculated a WACC of 16. 6%, as well as three different possible growth rates of 8%, 11%, and 13%. From these calculations we were able to surmise an estimated company value of $68. 12 per share. This would lead us, as well as Saul Steinberg, to believe Disney to be undervalued. Recommendation Donââ¬â¢t Buy Steinbergââ¬â¢s Shares To successfully ward of Steinberg and his attempted takeover, Disney must offer him a hefty premium for the purchase of his shares. With his ownership of 12% of the company and his recent attempt for 49 percent of it, a pivotal decision must be made. However, after valuing the company and weighing possible options, we have come to a recommendation. For the sake of both the shareholders and stakeholders of the company, it would be not be wise to buy the shares owned by Saul Steinberg. A decision to succumb to Steinbergââ¬â¢s greenmail would greatly cripple the company from a financial standpoint. If Disney were to buy his share of the company, investors would experience a huge decline in their shares. Such a decision would be made solely to preserve the jobs and welfare of top managers of the company. Disney would be failing to maximize shareholder value, thus weakening Disneyââ¬â¢s position in the market. We concluded that in order to avoid the takeover attempt, Disney would have to pay Steinberg $69 per share. This is $0. 88 more than our estimated value of the company and a 38% premium with respect to the current share price. This would leave Saul Steinberg with $289. 8 million, or a profit of $24 million at the expense of Disneyââ¬â¢s shareholders. Implementation Donââ¬â¢t Buy Shares, Improve Company Instead of buying the shares, Disney should focus on cleaning up its act as a financially sound company, as well as a leader in its respective industries. With the likely replacement of Ron Miller and top executives, Disney would find itself in a position to change its current business policies. Disney is already highly capital intensive, with the recent increased spending on theme parks. The company should not be acquiring more debt by purchasing two new companies with no apparent synergies. Disney should immediately dump these unwisely obtained businesses. The money from these sales would enable Disney to invest in new business ventures, like expanding abroad and tapping into new markets.
Sunday, September 15, 2019
Intrusion and Prevention Essay
1.0Abstract The wide spread proliferation of Internet Technology has led to the incorporation of Computer in each and every field of life. From education to Business, Information Technology has now become an indispensable element in our life. Computers have reached homes, offices, schools and even churches . The wide spread use of computers is accompanied by an exponential growth in e-crimes ,in which unscrupulous elements try to gain access to otherââ¬â¢s computers to steal valuable information like credit cardà numbers , personal identification codes etc. Owing to this the development and deployment of sophisticated Intrusion detection systems that can detect and thwart such malicious attempts becomes highly important. à 2.0 Intrusion Detection Systems(IDS) In order to safeguard a computer from being intruded by malicious code, System/Network Administrators deploy Intrusion Detection Systems .These systems are nothing but software applications that monitor the inbound Internet packets for malicious or susceptible activity and alert the Administrator whenever such an activity is detected. They often respond to such intrusions by either blocking the source computer from accessing the hosted computer or by restricting the actions of source computer on destination. There are many types of IDS software available in the market and they differ in the way they detect the suspicious activity. Examples of IDS include Shadows, Snort, Dragon, RealSecure and NetProwler. 3.0 Snort IDS There are many products available in the market for intrusion detection, out of these Snort gains a unique market proposition because of its free download availability and itââ¬â¢s at par performance in its field with any other commercial product. Snort is an Open source IDS Software which was originally designed for UNIX platform, but now is available for Windows based systems also. It provides basic network monitoring purpose and also can also be configured for rule based IDS functionality. 4.0 Functionalities of Snort à Snort can be installed very easily on any Windows or UNIX based system with the help of its friendly graphical user friendly interface. It is a Network bases Intrusion Detection System (NIDS) that can be used in two modes, ââ¬Å"snifferâ⬠and logger mode. In basic sniffer mode it just reports what is happening on the system console, while in the logger mode, it can log the network traffic details in the log file directory. Both sniffer and logger modes are passive and just give system administrator an information about the network traffic without actually taking any action to prevent the intrusion. However it can be used in IDS mode to be able to act upon certain rules, pre-defined by system administrator to prevent intrusion. Snort is open sourced and comes with a well-developed API that can be used to add new functionalities to the IDS. The only pit-fall of Snort IDS is that, it does not have Customer support and a user has to rely on self-help books and internet forums for any troubleshooting and problems. However its download comes with a very elaborate documentation. Also some of the functionalities that are their in its UNIX version might be missing in its Windows version. 5.0 Evaluation: Snort is the most widely used IDS software with more than 225,000 registered users. It provides user with features like signature detection, protocol inspection and anomaly based detection. Its open source nature makes it the most favored IDS system by developers .They are constantly in pursuit to add new and sophisticated functionality to existing systems. There is lot of literature available about Snort due to its wide reach and influence on user community. It can be used to detect all kind of intrusions ranging from buffer overflows, CGI attacks, SMB probes, OS fingerprinting attempts to stealth port scans. From its initially light weight edition that was used only to log the intrusion attempts to the current sophisticated and fully developed IDS edition, Snort has truly come a long way to provide user with an inexpensive, sophisticated and cutting edge technology that could secure their systems from malicious attacks from unscrupulous elements.
Emma and Clueless
Transformations often involve familiar themes but reflect those themes in a different context in order to resonate the values and interests of that society. Thus, context dictates form and meaning as well as the values inherent in the texts. Amy Heckerlingââ¬â¢s, 20th century American film, Clueless is a transformation of Jane Austenââ¬â¢s conservative Regency England, Emma. The use of different techniques and medium allow Emmaââ¬â¢s themes of personal growth, social structure and the role of women in society to be conveyed in a more appropriate form in Clueless.The main characters, Emma and Cher are representational products of their society and parallels can be drawn in the opening scenes, particularly in relation to self-knowledge. The Bildungsroman progression from delusion to social awareness is a universal value in both texts despite their differing contexts. Emma is introduced as ââ¬Å"handsome, clever, and richâ⬠who had ââ¬Å"a disposition to think a little t oo well of herself. â⬠Austenââ¬â¢s satirical tone as the omniscient narrator alerts the responder to Emmaââ¬â¢s inability to understand her position in society. Furthermore, while Emma successfully matches Mr. Weston and Ms.Taylor, her motives are superficial as she sees it as ââ¬Å"the greatest amusement in the world! â⬠She also believes Harrietââ¬â¢s beauty ââ¬Å"should not be wasted on the inferior societyâ⬠, and it would be ââ¬Å"interesting and highly becomingâ⬠to ââ¬Å"improve herâ⬠. Austen employs verbal irony through Emmaââ¬â¢s dialogue, which exposes her flaws of arrogance and shallowness. However, Emma eventually develops self awareness as shown when she realizes her mistake of matching Harriet with Mr. Elton and influencing her to refuse a suitable marriage with Mr. Martin. There is a similar character development in Cher despite the difference in context.Heckerling implements voice overs to create an immediate sense of irony wh en Cherââ¬â¢s ââ¬Å"way normal life for a teenage girlâ⬠is juxtaposed with a dolly-tracking shot of her choosing outfits from a computer operated wardrobe in a grand bedroom. In doing so, Heckerling continues Austenââ¬â¢s satirical mode by highlighting Cherââ¬â¢s lack of social awareness. This is further reinforced through her dialogue, ââ¬Å"I have directionâ⬠¦towards the mallâ⬠and Dionneââ¬â¢s statement, ââ¬Å"Cherââ¬â¢s main thrill in life is a make-overâ⬠¦it gives her a sense of control in a world full of chaosâ⬠, which imply her superficial obsession with image and materialistic values.Cherââ¬â¢s final ability to see beyond the superficial and realize her mistakes ââ¬Å"I was just totally cluelessâ⬠is parallel to Emmaââ¬â¢s reconciliation to society and its values. Similar to Austen, Heckerling reflects values that are consistent with any age and time- the absolute necessity for young people to gain social awareness. Socia l hierarchy in Regency England was permanent and immobile. It was governed by strict rules of adherence to rank and place, and was determined by birthright and inheritance. Miss.Churchill and Captain Westonââ¬â¢s marriage challenged the social hierarchy due to a large social imbalance in their marriage, and through authorial intrusion, it was deemed ââ¬Å"an unsuitable connection and did not produce much happiness. â⬠Austen demonstrates the virtually impermeable social structure through her criticism of the Coles and that â⬠it was not for them to arrange the terms on which the superior families would visit themâ⬠, indicating that money gained through trade and not birthright, doesnââ¬â¢t indicate status.Emmaââ¬â¢s high modality and contemptuous tone employed when she claims ââ¬Å"the yeomanry are precisely the order of people with whom I feel I can have nothing to doâ⬠further highlights the inflexibility on class interactions. Finally, Harrietââ¬â ¢s marriage to Mr. Martin, a farmer, results in the loss of friendship between Emma and Harriet as stated by Austenââ¬â¢s authorial intrusion, ââ¬Å"the intimacy between her and Emma must sink. â⬠This epitomizes the clear demarcation of status and that Emma shouldnââ¬â¢t associate with Harriet due to their differing social status. Cherââ¬â¢s world also has a class structure that underpins her society.This idea is explored through the camera panning out to take long shots of the rigid societal tiers, whilst Cher introduces Tai to the stratified social groups at school including the ââ¬Å"Persia mafiaâ⬠, the crew and the ââ¬Å"loadiesâ⬠. Eltonââ¬â¢s indignant tone conveys class consciousness in his rhetorical questions towards Cher as she suggests Tai as a romantic partner, ââ¬Å"Why Tai?! Do you know who my father is? â⬠Later, Cher is abandoned in a carpark by Elton, and the far shot of a blinking neon sign of a clown symbolizes societyââ¬â¢s mockery of her attempt to undermine a defined system of class.Clearly, class consciousness pervades both societies, especially in selecting romantic partners. Regency England dictated the position of women in society by strict codes of conduct. Primarily, women of Emmaââ¬â¢s class were constrained by societyââ¬â¢s expectations of a match within their social class. Captain Westonââ¬â¢s marriage to Miss. Churchill is juxtaposed to Miss. Taylorââ¬â¢s, thus allowing Austen to comment on the female and male positions in society, in that women are meant to be passive and have less say in their marriage. According to Mr.Westonââ¬â¢s idea, ââ¬Å"itââ¬â¢s being a great deal better to chuse than to be chosen, to excite gratitude than to feel itâ⬠, hence demonstrating the double moral standard prevalent in society. Furthermore, Emmaââ¬â¢s sister, Isabella, is married to John Weston, and through authorial intrusion, Austen comments that ââ¬Å"Isabella always thinks a s he doesâ⬠demonstrating a womenââ¬â¢s duty as a wife. The use of dialogue in Mr. Knightleyââ¬â¢s warning to Emma, ââ¬Å"Men of family would not be very fond of connecting themselves with a girl of such obscurityâ⬠¦[Harriet]â⬠, exemplifies societyââ¬â¢s expectation of women to interact within their own social class.On the other hand, Clueless doesnââ¬â¢t offer the restricted patriarchal world of Austen as young women could be independent, outspoken and have many more choices, including marriage. The focus of the medium shot on Cher as she struts down the schoolyard in her vibrant yellow costuming portrays her outgoing attitude. The eye contact of male passerbys creates vectors and the comment ââ¬Å"As if! â⬠highlight Cherââ¬â¢s disgust at their attention, exemplifying womenââ¬â¢s freedom to choose their romantic partners. This idea is reinforced by Cherââ¬â¢s comment on Dionneââ¬â¢s relationship, ââ¬Å"Dee, you could do so much better. Contrary to Austen, Heckerling recognizes the change in the position of women in society in that they have more freedom in their social behavior and relationships. In conclusion, Emma and Clueless offer profound and satirical insights into their respective contexts. While the need for social stability and the need for young people to gain social awareness, remain unchanged, but the position of women in society has shifted dramatically. Such ideas are reinforced by the different mediums, both of which effectively reflect the themes and values of that context.
Saturday, September 14, 2019
Meiosis and Genetic Diversity in the Model Organism
4 November 2013 Section 24 TA- Erik Ohlson Meiosis and Genetic Diversity in the Model Organism, Sordaria flmicola Introduction Research groups from the Imperial College of Science, Technology and Medicine and the Institute of Evolution at the University of Haifa have been studying the model organism, Sordaria fimicola, in regards to controlling cross over frequency in response to environmental pressures. Sordaria fimicola is a good model organism because it has a fast life cycle and elongated asci that are easily seen under a microscope.In addition, there are multiple different combinations of ascospore olors due to recombination during meiosis. Evolution Canyon is the research model for this experiment because of its exceedingly differing slopes. The South facing slope (SFS) receives high temperatures and droughts due to the high solar radiation. On the other hand, the North facing slope (NFS) exhibits shadier, cooler, and more humid climates. Asexual filaments were collected from e ither slope and grown in the lab.Wild type spores(black spores) were acquired from self-cross between the asexual filaments and spore color mutants (tan spores) were obtained from wild type trains that produced non-black spores that arose spontaneously within each population. They made crosses with wild type vs. tan spores from differing slopes (NFS-SFS) and found that cross over frequencies between the differing slopes was great (Hass and Ward, 2010). Contrary to previous belief, cellular mechanisms were influenced by environmental conditions; this tells us that differing environments can lead to different recombination frequencies.In our part of the experiment, we created a control where the spores were grown under the same optimal lab conditions. The combinations of ascospores we observed include, 4:4, 2:2:2:2, and 2:4:2. During meiosis, 4 ascospores are produced after crossing over occurs. Then the spores undergo a series of mitosis where 8 spores are then created. In a 4:4 reco mbination, there could either be 4 tan then 4 black or 4 black than 4 tan. In the 2:2:2:2, there could be tan, black, tan, black or vice versa. In the 2:4:2, there could be tan, black, tan and so on.Therefore, 6 different combinations asci classes can occur. Our goal for this experiment was to identify the different spores, cross over frequency, and mapping distance. However, there were challenges in preparing the squashes, and then identifying the different spores. Methods We divided the petri dish into four sections, where the wild black type samples were diagonal from each other and the tan type samples were also diagonal from each other hyphae side down onto mating agar to increase the possibility of crossing over to occur.After two weeks, using an inoculating loop, we scraped some perithecia from the center of the dividing lines where we believed crossing over occurred. We then placed them on slides with a drop of water to observe the crossing over requencies under a microscope . Pressure was applied to the coverslip in order to release the asci from within the perithecia in order to count the frequency of each asci type. To calculate cross over frequency and map distance, we used the formulas: 1. % Cross Over=( # of recombinant asci/ total # asci) x 100% 2.Map Distance= % cross over/ 2 *Note that map distance accounts for all spores, but in our experiment only half crossed over, we divide by 2. Results Table 1. Individual Data. This illustrates the number each recombination found within our picture we were provided. Non-recombinant Recombinant Total # of Asci Total # Recombant Asci (B+C) # of Type A Asci # of Type B Asci # of Type C Asci 8 5 3 4 Table 1 illustrates the number each recombination found within our picture we
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