Chapter 21

Differentiate between a phenotype and a genotype.

Define genetic variation.

Define evolution.

Describe what happens to allele and genotype frequencies under the Hardy- Weinberg equilibrium.

Name and describe the five assumptions of the Hardy-Weinberg equilibrium.

Given a set of allele frequencies, calculate genotype frequencies if the population is in Hardy-Weinberg equilibrium.

Name and describe the five mechanisms of evolution.

Explain bow a molecular clock can be used to determine the time of divergence of two species.