How many fingers do you have?

Modern whales developed their traits through natural selection what occurs during the process of natural selection

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?

What organ is the first to receive nutrients that have been absorbed from the digestive tract?