TEST BANK FOR BIOCHEMISTRY, 7TH EDITION: BY JEREMY M. BERG

Chapter 2 Protein Composition and Structure Matching Questions Use the following to answer questions 1-10: Choose the best answer from the list below. Not all of the answers will be used. a) L-amino acids b) water c) protons d) Zwitterions e) secondary structure f) tertiary structure g) Ramachandran h) cysteine i) extracellular j) histidine k) proline l) Sanger m) D-amino acids 1. ____________ Chiral type of amino acids found in proteins. Ans: a Section: 2.1 2. ____________ Molecules with both a positive and a negative charge. Ans: d Section: 2.1 3. ____________ Disulfide bonds are formed by pairs of which amino acid? Ans: h Section: 2.1 4. ____________ The amino acid with a pKa near neutral pH. Ans: j Section: 2.1 5. ____________ When a peptide bond is formed, what molecule is also made? Ans: b Section: 2.2