Polypeptides are prolonged, unbranched chains of peptides as much as close to fifty amino acids. Peptides are essential for suitable working of cells. Peptides are limited chains of amino acids. In peptides, two or fifty amino acids get linked by peptide bonds.? Before signing up for SelfHacked, she was http://online-arabic-courses55487.idblogz.com/14860008/an-unbiased-view-of-peptide