*blank* are similar in physical features in organisms that share a common ancestor, but the features serve different functions Analogous structures

Vestigial structures

Homologous structures

Many farmers prefer cattle without horns because it is safer for their herds. the allele for no horns (n) is dominant to the allele for the presence of horns (n). a farmer mates a male with horns to a heterozygous female without horns. what is the chance that the offspring will have horns?

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

Where can a dna be found in a prokaryotic cell