Matching Pairs Hair Building BlocksOnline version Match the hair bond with the correct description. by Rosalind Carter 1 disulfide bonds 2 keratin proteins 3 peptide bonds 4 polypeptide chains 5 amino acids 6 hydrogen bonds Compounds made up of carbon, oxygen, hydrogen, nitrogen, and sulfur. Weak physical side bonds that are the result of an attraction between opposite electrical charges. Long, coiled polypeptide chains. Long chains of amino acids joined together by peptide bonds. Chemical bonds that join amino acids together, end-to-end, in long chains. Strong chemical side bonds formed when the sulfur atoms in two adjacent protein chains are joined together.