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    Biology Notes

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    BLUEPRINT OF LIFE: CHAPTER 2 GENETICS Gregor Mendel’s experiments helped advance our knowledge of the inheritance of characteristics 2.1 GREGOR MENDEL AND THE BIRTH OF GENETICS Gregor Mendel (1822-84) – ‘the father of genetics’ Born in Austria He was an Augustinian monk He worked as a teacher and as an investigator He observed the growth of peas He recorded the ratios of characteristics that appeared in the offspring His discovery stated he observed a pattern in the inheritance of characteristics

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    Population Control

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    Population should be controlled for a number of reasons. Firstly‚ the resources are limited and are running out. Secondly‚ shortage of finances is a result. However‚ it is considered an unethical practice in some religions and abortion is strictly prohibited. Moreoever‚ it adds to the GDP as more is demanded consumed and produced. Beginning on this topic‚ first and foremost reason as to why population should be controlled is because natural resources are running out. Not everybody has access

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    Population Determinants

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    Nations Population Fund (2007)‚ “In 2008‚ for the first time in history‚ more than half of the world’s population will be living in towns and cities. By 2030 this number will swell to almost 5 billion‚ with urban growth concentrated in Africa and Asia.” There are many factors that affect the increase or decrease of a population. Common factors include birthrate‚ medical advances‚ productivity‚ and so on. There have been a lot of debates and discussions as to whether an increase in population is good

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    Population decline

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    Europe and Russia have experienced population declines over the last couple of decades. The birth rate decline has led Europe to what today is an aging population. Although a lower birthrate is not necessarily a bad thing‚ this creates an uneven population. Everything in nature is good in moderation and when it comes to nature and humans‚ homeostasis is key. If you have the baby boomer population all aging at the same time and a low birthrate‚ this can negatively affect Europe and Russia socially

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    Population Pyramids

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    Part 1: Asia Malaysia 1. The Malaysian population pyramid most closely resembles a Christmas tree. 2. The map shows that the largest age group in Malaysia is 5-9 and that the smallest age group is 85-89. There’s just about the same amount of men and women. Cambodia 1. The Cambodian population pyramid most closely resembles a barrel. 2. The map shows that the largest age group in Cambodia is between 15-19 years of age and the smallest age group is 85-89 years of age. There are younger men and

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    Human Population

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    this problem but the common factor is the human race. The human race has to put controls in place and take care of the environment‚ so the required resources do not become extinct.  What causes Overpopulation?  Overpopulation is excessive human population in an area to the point of overcrowding‚ depletion of natural resources and environmental deterioration (Dictionary.com‚ 2009). Right now there is estimated to be 6.765 billion people in the world. Based on several causes of overpopulation this

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    Vulnerable Populations

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    Vulnerable Populations in Current Events NUR/440 January 24‚ 2010 Vulnerable Populations in Current Events Smith‚ Tingle‚ and Twiss (2010) estimate in the year 2030‚ 20% of all Americans will be elderly adults. This is a vulnerable population that will have barriers including transportation‚ mobility‚ financial‚ and medical. As this vulnerable population continues to age‚ they often find it difficult to ask for help‚ which further increases the barriers they must overcome. Defining a Vulnerable

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    world population

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    World Population can be stopped if we work together. Since early times the population of our world has rose from the inventions of medicines and new technology. With population rising towards ten billion we need to begin to start thinking about preserving resources. The rising population can be controlled if we improve education‚ start a two child rule per family‚ and provide family planning guides too young adults in rural countries. Improving education throughout the world will help stall the

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    Evolution vs. Creationism: Disproving The Theory of Evolution Since the 19th century‚ biologists have questioned the origin of life‚ asking the question "How did life first begin?" To answer that question‚ they have come up with two contradicting yet plausible theories‚ Creation and Evolution. The theory of Creation states that an intelligent being designed each organism. On the other hand‚ the theory of Evolution states that some form of stimuli sparked one of the earliest forms of life and

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    Vulnerable Population

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    Vulnerable populations are defined as those at greater risk for poor health status and health care access‚ vulnerable groups are categorized by: • Disease: e.g.‚ HIV‚ cancer or any chronic health conditions‚ • Age groups: e.g.‚ the elderly‚ children • Demographics e.g.‚ homeless individuals • Racial and ethnic minorities‚ • low SES populations • And those without adequate potential access to care (e.g.‚ the uninsured or those without a regular source of care) (NCBI‚ 2005). The health

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