Evolution of Populations Quiz

What is the study of changes in allele frequencies in populations through time called?

• Allele frequency

• Genotype frequencies

• Population genetics

• Microevolution

What is the sum of all the alleles in a population called?

• Genotype frequencies

• Microevolution

• Population genetics

• Gene pool

When did population genetics become formally incorporated into the Theory of Evolution?

• 1940s

• 1920s

• 1960s

• 1980s

Which of the following assumptions is NOT part of the Hardy-Weinberg principle of equilibrium?

• No mutations

• No natural selection

• Random mating

• No migration or emigration

What is the term for the diversity of alleles and genotypes within a population?

• Population variation

• Genetic variance

• Evolutionary forces

• Heritability

Which evolutionary force is responsible for the random changes in allele frequencies within a population?

• Natural selection

• Genetic drift

• Gene flow

• Mutation

What is the term for the flow of alleles in and out of a population due to the migration of individuals or gametes?

• Genetic drift

• Natural selection

• Gene flow

• Mutation

Which evolutionary force introduces novel genotypic and phenotypic variance?

• Mutation

• Genetic drift

• Gene flow

• Natural selection

What is the term for the selection pressure on males and females to obtain matings?

• Sexual selection

• Relative fitness

• Sexual dimorphism

• Adaptive evolution

What is the term for the increase in the frequency of beneficial alleles in a population due to natural selection?

• Adaptive evolution

• Population genetics

• Genetic variance

• Microevolution