A major factor in changing the frequencies of the genes in the gene pool of a population is
A) domestication
B) migration
C) asexual reproduction
D) random mating

Acertain species of fish can have either long or short fins. the allele for long fins is dominant over the allele for short fins. a heterozygous, long-finned fish is crossed with a homozygous, short-finned fish. of the offspring, will have long fins and be , and will have short fins and be .