Polypeptides are strings of amino drugs. Proteins are formed up of one or more polypeptide molecules. The amino acids are connected covalently by peptide bonds. Every amino acid has a bizarre R group, a special amino acid chain produces a polypeptide whose purpose is conditional upon its chemical structure.
Hi, Elite athletes typically have a higher risk of b. hip and spine fracture than other
individuals who participate in low to moderate levels of physical
activity.