Answer:
Explanation:
A protein molecule is made from a long chain of these amino acids, each linked to its neighbor through a covalent peptide bond (Figure 3-1). Proteins are therefore also known as polypeptides. Each type of protein has a unique sequence of amino acids, exactly the same from one molecule to the next.
Water suspends red blood cells to carry oxygen to the cells.
Explanation:
option c is correct answer