Evolution Section Study Questions

Evolution Section Study Questions - working. 2. Extremely...

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Hardy-Weinberg Questions 1. What does it mean if a population is in Hardy-Weinberg equilibrium? 2. What are the conditions for Hardy-Weinberg equilibrium to exist? 3. How and why do the A and S alleles of the betaglobin gene deviate from HW frequencies in West Africa? Answers 1. The frequencies of alleles and genotypes in the population remain constant from generation to generation, with only Mendelian segregation and recombination of alleles
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Unformatted text preview: working. 2. Extremely large population size, no gene flow, no mutations, random mating, and no natural selection. 3. There is an excess of heterozygous adults. This is because AA and SS individuals have a lower chance of surviving to adulthood than AS individuals. SS individuals suffer from sickle cell anemia, while AA individuals are less resistant to malaria, which is common in West Africa....
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This note was uploaded on 07/15/2008 for the course BIO 1B taught by Professor Carlson,mischel,power during the Spring '07 term at University of California, Berkeley.

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