What is geographic variation and how does the term cline relate? Page 2 of 3 Adapted from L. Miriello by S. Sharp 16. What is different about the terms fitness and relative fitness? 17. Why is it said that evolution acts on phenotypes and not genotypes? 18. Use the diagram below to differentiate between the modes of selection. 19. Why does diploidy preserve genetic variation? 20. How does balancing natural selection relate to the term balanced
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Mendelian inheritance Mendelian inheritance (or Mendelian genetics or Mendelism or Monogenetic inheritance) is a scientific theory of how hereditary characteristics are passed from parent organisms to their offspring; it underlies much of genetics. This theoretical framework was initially derived from the work of Gregor Johann Mendel published in 1865 and 1866 which was re-discovered in 1900; it was initially very controversial. When Mendel’s theories were integrated with the chromosome theory of
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Michelle Kelly July 28‚ 2010 BIOL 2071 Section 001 Brassica Rapa Fast Plant Traits Experiment By: Tony Nguyen Group Members: Troy Kessler‚ Christopher Amo-Quarm Abstract: How are traits passed down from one generation to the next? Does the genes from both parent combine into 1 or are the inherited by a whole where 1 is express while the other stays dormant. Using Mendel’s Laws as a base for our experiment‚ we will determine the expected outcome of these
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1.) The historical origins of the practice of discriminating based on race started back during 1662 where the invention of whiteness during the same period colonial leaders began to put Europeans into new categories which is white. Categories were invented in order to describe and identify among Europeans each other. Before the new categories people were identify base on your national origin. But the new idea was that European get categorized into one single category which is white. White appears
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dominant over black. If pure bred gray fruit fly crosses with a black fruit fly‚ what percent of the offspring will be gray? GG = homozygous gray fruit fly gg = homozygous black fruit fly G G g Gg Gg g Gg Gg Genotype: Gg; Gg; Gg; Gg Phenotype: Gray; Gray; Gray; Gray 100% Gg 100% Gray 3. The law of probability states that the chance (or probability) of the simultaneous occurrence of two or more independent events is equal to the product of the probabilities that
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QUESTIONS 1. According to the Hardy-Weinberg theorem‚ p + q 1 and p2 + 2pq + q2 1. What does each of these formulas mean‚ and how are the formulas derived? p + q 1: If you add all the dominant alleles for a gene to all the recessive alleles for the gene‚ you get all of the alleles for that gene‚ or 100% of the alleles for the gene. (Note: This assumes the gene has only two alleles.) p2 + 2pq + q2 1: If you combine all the individuals that are homozygous dominant for a gene with all
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Genes a. Definition Segments of DNA molecules A nucleotide sequence b. Functions Control of hereditary traits Sequence coding for a polypeptide which maybe an enzyme‚ or a part of an enzyme‚ which in turn is responsible for a certain phenotype or trait. c. The Human Karyotype Ordered arrangement of chromosomes arranged in homologous pairs The chromosome complement of a cell or organism characterized by the number‚ size and morphological features of each chromosome II. Types of
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CHAP 1 – What is Anthropology 1. Which of the following is not true about Franz Boas? A. He was a German-born‚ Jewish person until the Hitler regime 2. The American Anthropological Association (or AAA) acknowledges the public service role provided by anthropology by recognition of which of the following dimensions of the field? B. cultural anthropology or allied 3. What is the most critical element of cultural traditions? C. Their transmission through learning
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Evolution: descent with modification; the idea that living species are descendants of ancestral species that were different from the present-day ones. Biology: the scientific study of life. Emergent properties: new properties that emerge with each step upward in the hierarchy of life‚ owing to the arrangement and interaction of parts as complexity increases. Systems biology: an approach to studying biology that aims to model the dynamic behavior of whole biological systems based on a study of the
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Mendel’s approach to answering scientific questions was highly focused. He chose just a handful of traits to study‚ seven to be exact‚ and by doing so was able to more easily keep an accurate mathematical record of each of the traits and how they carried to subsequent generations. The approach that he took‚ looking at a lesser quantity of traits‚ gave him an advantage because he was able to realize a higher quality of information from his research. The simplicity of it gave him more control over
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