Answer: Proteins are working molecules in every organism. With their many jobs, proteins catalyse reactions, transport oxygen and defend organisms from infection. The precise shape of each protein, with the amino acids it contains determines what it does.
Explanation:
Answer:
For every gene, there may be several possible versions. Different genes carry instructions for making different proteins. If the gene copies are heterozygous, two types of protein are produced, if the gene copies are h0m0zyg0us, one type of protein is produced.
Explanation:
