and why is this important to understand? 2. Define the following terms: a. Microevolution b. Population c. Population genetics d. Gene pool 3. What is the Hardy-Weinberg Theorem and why does it appear to be an apparent contradiction to evolution? 4. What is Hardy-Weinberg equilibrium? What are the five conditions for H-W equilibrium to maintained? 5. How can the H-W equation be used to today in terms of human health? 6. What are the two broad processes that make evolution possible? 7
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They found high levels of genetic distinction between all of populations around the heavily urbanized areas. There were two populations that showed significant deviation from Hardy-Weinberg equilibrium due to isolation and inbreeding. Overall allelic richness was low to moderate‚ with the lowest levels of genetic diversity in populations separated from each other by heavily developed anthropogenic barriers. The increased effect of habitat
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Allele Frequencies in Populations: Hardy-Weinberg Law Assumptions Already Made (Can’t Control) 1) Population Size 2) Mutation 3) Natural Selection 4) Immigration/emmigration 5) Non-random mate choice Can Control 1) Population Size 2) Natural Selection Control Variable Left side Experimental Variable Right Side Comparisons are most meaningful when there is only ONE difference between populations For this experiment only the population size should be different and everything else should
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Anth. 102: Exam 2 review (Exam Date: Wednesday 4/17) Key Terms (know the definitions as well as the context within which they were discussed in class) Population Genetics Equilibrium Adaptation Genetic adaptation Acclimatization Acclimation Developmental adaptation Behavioral/cultural adaptation Biocultural evolution Lactase Lactose Clinal variation Melanin Folate Spina bifida Rickets Homeostasis Hypoxia Microevolution Macroevolution Biological species concept Anagenesis
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High selective pressure on the Fore population disrupted Hardy-Weinberg equilibrium resulting in increased resistance of the polymorphic PRNP gene. The genetic diversity within the Fore at the PRNP loci allowed for such changes to occur as age classes and gender participation varied‚ eventually leading to balancing selection
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Report 1: Genetics-411 Population Genetics of Albinism in Zea mays Spring 2013 2/16/2013 Tory Thomason Introduction Zea mays or maize was chosen as the study system for this experiment for many reasons. The phenotype being studied is observable to the naked eye‚ green or yellow plants. It is an important agricultural system used in crop and is an ideal genetic model. Zea mays also has a quick turnaround time from generation to generation and crossing Zea mays
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Biology‚ 7e (Campbell) Chapter 23: The Evolution of Populations Chapter Questions 1) What is the most important missing evidence or observation in Darwin’s theory of 1859? A) the source of genetic variation B) evidence of the overproduction of offspring C) evidence that some organisms became extinct D) observation that variation is common in populations E) observation that competition exists in populations Answer: A Topic: Concept 23.1 Skill: Knowledge 2) Which hypothesis of inheritance
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Key innovation in human evolution is the development of bipedalism and gradual increase in size of brains. The evolution might have occurred due to change in climate and environment which lead to reduction and replacement of trees with grasslands. Due to presence of large numbers of trees‚ it was easier for our ancestors to have quadrupedalism instead of bipedalism‚ so that they can climb on trees and move from one place to another. But with the decrease in number of trees‚ requirement for bipedalism
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Name ____________ Introduction: Using the Hardy-Weinberg Equation/Looking at Microevolution What are the factors that lead to evolutionary change? Using mathematical equations‚ Hardy & Weinberg in the early 20th century showed that evolutionary change – measured as changes in allele frequencies in a population from one generation to the next – will not occur unless certain kinds of “evolutionary agents” are affecting the population. The Hardy-Weinberg equation can be used to describe the allele
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Determining Genotypic Frequencies for Alu Insertion Polymorphism at the PV92 Locus Introduction An Alu element is a short stretch of non-coding DNA found in primates. It gets its name from the single recognition site for the endonuclease Alu I‚ located near the middle of the Alu element. Alu elements are transposable DNA sequences that copy and insert themselves into new chromosome locations. They are regarded as “selfish DNA” because they do not encode protein and appear to only exist for their
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