In 1831‚ Charles Darwin‚ proposed a theory of evolution occurring by the process of natural selection. This has come to be known as the Theory of Natural Selection. Darwin worked on his theory for 20 years and after learning that Alfred Russel Wallace‚ another naturalist‚ had developed similar ideas‚ the two made a joint announcement of their discovery in 1858. Darwin published ’On the Origin of Species by Means of Natural Selection’ in 1859‚ 28 years after he proposed his theory of natural selection
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disease is first attributed to genetic causes ("inborn errors of metabolism"). (Sir Archibald Garrod‚ alkaptonuria) 1902 The chromosome theory of heredity is proposed by Sutton. Boveri recognizes that individual chromosomes are different from one another‚ but he doesn’t make a connection to Mendelian principles. Nevertheless‚ Boveri is given co-credit by friend E.B. Wilson (Sutton’s supervisor) for proposing the chromosome theory of inheritance. 1905 The word "genetics" is coined by William Bateson
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rules and beliefs that we have adapted to‚ some of these beliefs are known as ethics. Ethics is what we know of what is right and wrong in life. There exists several types of ethics beliefs but in this case the Virtue Theory‚ Utilitarianism‚ and Deontological theories will be described and compared because each one of these ethics has many differences. Virtue Theory The Virtue Theory is known as virtue of ethics‚ in this theory the focus is on a person characteristics instead of rules or consequences
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discussion will be on how Utilitarian theory and Deontology handle the subject of euthanasia and PAS. While both methods have the same effect‚ PAS (Physician-Assisted Suicide) is performed by the patient injecting a prescribed lethal dose of medication‚ whereas euthanasia involves the doctor administering the lethal dose. The specific question being addressed in this paper is whether or not these options‚ PAS and euthanasia‚ are considered ethical by utilitarian and deontological standards‚ and I will
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Chapter 10 Foundations of Genetics Lecture Notes 1 Foundations of Genetics Mendel and the Garden pea The father of modern Genetics is Gregor Mendel. Gregor Mendel (1822-1884) was an Austrian monk who lived in a monastery where the experiments with the garden pea were performed. Mendel’s work with the garden pea was the fundamental study which unveiled the laws that govern genetics and heredity. Mendel was the first to use the scientific method in a very systematic and analysed his results
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just testing Compare and Contrast the approaches of Marx and Weber to Social Class and Stratification Social Stratification refers to the hierarchically organised layers of social inequality Such as status groups‚ classes and ranks. Two of the most well known sociologists Max Weber (1864-1920) and Karl Marx (1818-1883) studied the concepts of stratification and class in great detail‚ many of their ideas still have profound influences on people studying sociology today‚ in this‚ the modern
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1. Genetic cloning is one way of studying the specific proteins involved in cell division. A gene contains the instructions for how to make a protein. By mutating a gene‚ the protein’s shape‚ size and function could all be affected. Mutating a gene changes its instructions. Once a mutated gene is created and incorporated into a cell’s DNA‚ the cell replicates‚ creating many cells containing the mutant gene. The cells with the changed gene can then be compared to normal cells. For starters‚ you must
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Mendelian Genetics * Pea plants have several advantages for genetics. * Pea plants are available in many varieties with distinct heritable features (characters) with different variants (traits). * Another advantage of peas is that Mendel had strict control over which plants mated with which. * Each pea plant has male (stamens) and female (carpal) sexual organs. * In nature‚ pea plants typically self-fertilize‚ fertilizing ova with their own sperm.
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It is the presence of consideration which distinguishes a contract from a bare agreement. In fact the doctrine of consideration has been incorporated in Section 25 of the Indian Contract Act. Section 2(d) of the Act reads : " When at the desire of the promisor ‚ the promisee or any other person has done or abstained from doing or promised to do or abstain from doing anything ‚ such act or abstinance or promise is called a consideration for the promise." The doctrine of course has its roots in the
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THE NEWBORN WITH SPECIAL CONSIDERATIONS A preterm infant is usually defined as a live-born infant born before the end of week 37 of gestation; another criterion is a weight of less than 2‚500 grams (5lb 8oz) at birth I. INCIDENCE Occurs approximately 7% of live births of white infants‚ in Afro-American infants the rate is doubled 14% (Thilo & Rosenberg‚ 2003) CAUSES/FACTORS ASSOCIATED WITH PRETERM BIRTHS 1. Low socio-economic status 2. Poor nutritional status 3. Lack of prenatal care 4
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