This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: unrestricted mating and no lethal phenotypes. POPULATION CHANGES THAT ALTER THE GENE FREQUENCIES 1. Mutation: heritable changes in the DNA or chromosome structure resulting in the production of a different allele. 2. Selection: wide variety of mechanisms responsible for modifying the reproductive success of a genotype. 3. Genetic Drift: an atypical sampling of a population which forms a new isolated population. 4. Migration: movement of members of one population to another sexually compatible population. FORMULAS 1. Gene frequency p + q = 1 2. Genotype frequency p 2 + 2pq + q 2 = 1...
View Full Document