Which of the following amino acid side chains CANNOT form hydrogen bond? O a. Gln O b. Tyr O C. O d. Asn e. Pro Thr
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- Explain what happens if even one amino acid is substituted for another in a polypeptide chain. Provide a specific example.Which of these are considered “part” of each amino acid? A. Carboxyl acid group B. All of the options are correct C. R Group D. Amino groupWhich of these are NOT components of an amino acid? hydrophilic tail b. side chain c. carboxyl group d. a hydrogen atom e. central carbon atom
- Which of the following group(s) can be found in both an amino acid and a protein? a. Rgroup (side chain) only b. Free amino group and carboxyl group c. Free amino group, free carboxyl group and R groups d. Carbonyl group and free amino group and R groupsThe chemical differences between one amino acid and another isdue to which of the following?a. amino group b. carboxyl groupc. R group d. peptide bond e. carbon atomsWhich part of the amino acid varies between different types of amino acids? A. The amino group B. The carboxyl group C. The side chain D. All of the above
- Which of the following pairs of amino acids can form hydrogen bonds between their side-chain groups? Draw the pairs that can hydrogen bond through their side chains and indicate the hydrogen bonds.(a) Phe, Thr (b) Asn, Ser (c) Thr, Tyr (d) Gly, TrpIn order for proteins to function properly the neccessary amino acids must have a specific what? A. Sequence B. Bond C. Number D. CompoundWhich of the following is formed by the linking of two amino acids?a. a peptide bondb. a functional groupc. quaternary structured. an ionic bond
- What determines the characteristics of an amino acid? Group of answer choices the identity of its side chain its molecular weight both a and b neither a nor bThe β-Sheet is formed mainly by a. hydrophobic interaction b. hydrogen bonding between the peptide bond and water c. hydrogen bonding between two strands d. hydrogen bonding of the side chains e. disulfide bondingPeptide bonding between amino acids in a polypeptide is an example of which type of chemical bonding? a) electrostatic b) covalent c) ionic d) hydrogen