Allele frequencies+ Hardy Weinberg

What is a deleterious allele?

A harmful / damaging allele

what is inbreeding depression?

Inbreeding leads t o reduced viability and fitness- caused bey general pattern of lower fitness homozygotes compared to heterozygotes.

What are 3 reasons allele frequencies change?

Genetic drift

Natural selection

Migration

What are examples of genetic drift?

founder's effect and bottleneck effect

What is migration?

Movement of alleles from one population to another