Describe the characteristics of water and carbon that makes them important to living things in general, and to specific forms of life including plants, animals, and prokaryotes.

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?