days earlier the first was seen in Hiroshima. These were two of the numerous events that propelled the most powerful combatants in history‚ the United States and Soviet Union‚ into the dangerous arms race we know as the Cold War. Many ask‚ “Was it necessary?” This is a controversial topic‚ asking whether or not the massacre of hundreds of thousands of Japanese civilians was worth saving a much smaller number of military personnel‚ or if the bomb should have even been created in the first place. To the
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Theory of Population Thomas Malthus: Thomas Malthus’ Theory of Population that was proposed more than two centuries ago‚ foretold the problems of food shortage that the world is facing today‚ due to uncontrolled increase in population. Thomas Robert Malthus was a British economist and a demographer‚ whose famous Theory of Population highlighted the potential dangers of overpopulation. Malthus put forth his ideas in six editions of his famous treatise ’An Essay on the Principle of Population’. His
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September 18‚ 2011 Period 8 AP Bio Ms. Dahle September 12‚ 2011 TITLE: Population Genetics and Evolution Within a Gene Pool INTRODUCTION: The Hardy-Weinberg scheme is a way of viewing evolution as changes in the frequency of alleles in a population of organisms. If A and a are alleles for a particular gene and each individual has two alleles then p is the frequency of the A allele and q is the frequency of a alleles. The frequency of the possible diploid combinations is expressed in the equation
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LONGEVITY OF SOCIETY Student’s name Course Date Growing Aging Population Static of Showing Society Aging The past 50 years have recorded an increase in the number of older people. It is estimated that this number will be more than triple in the next 50 years. This is since‚ the older population grows faster in practically all the regions‚ in the world than the total population‚ and that the difference in the rate of growths is increasing1. In 2009‚ there were 39.6 million
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Gun control is not one issue‚ but many. To some people gun control is a crime issue; to others it is a rights issue. Gun control is a safety issue‚ an education issue‚ a racial issue‚ and a political issue‚ among others. Within each of these issues there are those who want more gun control legislation and those who want less‚ on both sides of this issue‚ opinions range from moderate to extreme. Like most topics relating to government and its ruling ability‚ the topic of gun control is based heavily
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Population growth in yeast Aim: To study the population growth rate of yeast‚ a microorganism Saccharomyces cerevesiae Variables: | | Units | Independent variable | Time the readings were taken | Hours | Dependent variable | Absorbance (increasing yeast population) | - | Controlled variables | Units | Possible effects on result | The wave lengths | Nanometer | since the transmission and absorbance is being measured at a specific wave length‚ so if we change it the results
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Are social networking sites necessary…?? Social media helps people stay in touch with each other more easily‚ as well as reconnect with people they may have once known but lost contact though you may live far away from each other. It plays a very important role in making events. For example‚ you have to plan for a school event but you can’t do so during school timings. So‚ you can communicate via social networking sites without having to pay. They are also becoming increasingly important for business
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Population distribution is how people are dispersed over a given area. Population distribution is measured by persons per square kilometer. An area (or country) can be densely populated‚ which means there is a high concentration of persons per square kilometer‚ or sparsely populated‚ which means there is a low concentration of persons per square kilometer. The distribution of population can be influenced by both physical and human factors. Physical factors include relief‚ climate‚ vegetation‚ soil
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Demographic Paper The effects and changes in population demographics of Encino‚ California‚ a small neighborhood of San Fernando Valley region of Los Angeles‚ has an overwhelming influence on health service needs as the elderly population structure increases. Encino is situated in the central portion of the southern San Fernando Valley and on the north slope of the Santa Monica Mountains with Sherman Oaks‚ Bel-Air‚ and Brentwood as neighboring towns. The town of Encino consists of affluent‚ well
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Population of Red Deer The name may be strange to some‚ but it is just a reflection of how misinterpretations can occur. The name Red Deer was a reference to the elk in the area. The British traders thought that the elk were the red deer that are popular in and around England and the name just stuck. The city of Red Deer is located in Alberta‚ Canada and is the third most popular city in the area with only Calgary and Edmonton ahead of the city. Population Thee population of Red Deer has been steadily
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