Drift and Inbreeding

Drift and Inbreeding - inbreeding b. What is the effect of...

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Bio 201 Genetic Drift and Inbreeding I. Genetic Drift a. What is genetic drift? b. What is a population bottleneck? What happens to allele frequencies after a population bottleneck? c. What happens when population size remains small over many generations? i. What happens to p? ii. Does genetic drift increase or decrease genetic variation? iii. What happens to heterozygosity? iv. Does genetic drift act to make populations more similar or more different? II. Non-random mating a. Vocabulary: positive assortative mating, negative assortative mating,
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Unformatted text preview: inbreeding b. What is the effect of inbreeding on the frequencies of homozygotes and heterozygotes? c. In words, what does the inbreeding coefficient ( F ) measure? d. How do we calculate F ? e. What is inbreeding depression and why does it occur? III. Compare Genetic Drift and Inbreeding a. How does Genetic Drift affect Polymorphism? Heterozygosity? b. How does Inbreeding affect Polymorphism? Heterozygosity?...
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This note was uploaded on 02/24/2011 for the course BIOL 201 taught by Professor Mitchell during the Spring '07 term at UNC.

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