mutation%2Cmig_drift[1] - Additional agents of evolutionary...

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1 Additional agents of evolutionary change: Mutation, migration, and drift I. Mutation A. The evolutionary significance of mutations B. The physical basis of mutations C. Rates of mutations D. Evolutionary effect of mutations II. Migration A. Definition B. Evolutionary significance of migration C. Evolutionary effect of migration D. Migration in human populations III. Genetic drift A. Definition B. Evolutionary significance of drift C. Factors affecting drift D. Evolutionary effects of drift E. Drift in human populations Evolution •Evo lut ion = change in gene frequencies through time • What factors cause evolutionary change? Sex is not enough! The Hardy-Weinberg equation p 2 AA + 2pq Aa + q 2 aa ± = 1 Forces of evolutionary change 1. Natural selection 2. Mutation 3. Migration 4. Genetic drift The evolutionary significance of mutations • Mutations are the ultimate source of
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This note was uploaded on 04/03/2008 for the course ANTHRBIO 161 taught by Professor Mitani during the Spring '08 term at University of Michigan.

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mutation%2Cmig_drift[1] - Additional agents of evolutionary...

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