A large population of laboratory animals has been allowed to breed randomly for a number of generations. after several generatio
ns, 25% of the animals display a recessive trait (aa), the same percentage as at the beginning of the breeding program. the rest of the animals show the dominant phenotype, with heterozygotes indistinguishable from the homozygous dominants. 3. what proportion of the population is probably heterozygous (aa) for this trait? a. 0.50
The main purpose of the organ system shown in the provided diagram is that it <span>provides support for the body and protects delicate internal organs.</span>