A) The different variants of a trait available to a gene are called (1 point)

polygenic traits.
alleles.
phenotypes.
genotypes

3 answers

alleles.
A) What is one similarity between genetic drift and gene flow? (1 point)
They are both caused by the migration of species.
They both cause a change in the frequency of traits in a population.
They are both caused by natural disasters, such as hurricanes.
They both occur in a population by chance.
They both cause a change in the frequency of traits in a population.