BIOLOGY 1406 lecture exam 1 Collin College - Question and answers rated A+

BIOLOGY 1406 lecture exam 1 Collin College - Question and answers rated A+ BIOLOGY 1406 lecture exam 1 What are proteins? - correct answer Polymers of amino acids covalently bonded through peptide bonds into a chain What are the parts of an amino acid? - correct answer central carbon single hydrogen carboxyl group amino group R-group {side chain} What is the significance of the R-group {side chain}? - correct answer distinguishes one amino acid from another and dictates an amino acid's properties What is an oligopeptide? - correct answer less than 50 amino acids What is a polypeptide? - correct answer more than 50 amino acids How are peptide bonds formed? Through what reaction? - correct answer condensation/dehydration What is the beginning of a peptide chain? - correct answer N-Terminus (amino acid group) What is the end of a peptide chain? - correct answer C-Terminus (carboxyl group) Four levels of complexity or structural features of proteins? - correct answer Primary Secondary Tertiary Quaternary