Identify which of the following pairs of amino acid residues can have hydrogen bonding between their side chains. A. Alaine and Glycine B. Leucine and Isoleucine C. Valinc and Asparaginc D. Threonine and Tryrosine
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Identify which of the following pairs of amino acid residues can have hydrogen bonding between their side chains.
A. Alaine and Glycine
B. Leucine and Isoleucine
C. Valinc and Asparaginc
D. Threonine and Tryrosine
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- Between which two amino acids do disulfide bonds form? A.Alanine-Glycine B.Serine-Threonine C.Cysteine-cysteine D.Methionine-methionineWhich of the following amino acids contains a carboxamide side chain? A.glutamine B.alanine C.isoleucine D.asparagine E.methionineAdjacent amino acids are linked together by the formation of a peptide bond between which of the following? A. An R group and a carboxyl group B. Two R groups C. An amine group and a carboxyl group D. Two amine groups
- Which of the following amino acids contains an R group that can form hydrogen bonds? A.isoleucine B.tyrosine C.glutamine D.asparagine E.alanineWrite down the structure of the amino acid asparagine and explain why you would classify it as an acidic, neutral or basic amino acid. (Identify the smallest amino acid. A) aspartic acid B) cysteine C) glycine D) phenylalanine E) tyrosine
- Which of the amino acids does NOT have an aliphatic side chain? a. Lysine b. Alanine c. Leucine d. Isoleucine e. ValineName and draw the structures of the amino acids that fit the following descriptions:(a) Contains an isopropyl group(b) Contains a secondary alcohol groupDraw the two dipeptides formed from each pair of amino acids. a. tyrosine and lysine b. threonine and glutamine c. alanine and histidine
- Name and draw the structures of the amino acids that fit the following descriptions:(a) Contains a thiol group (b) Contains a phenol groupWhen cis peptide bonds are found in proteins, which amino acid is most often flanking that peptide bond? a. Glycine b. Proline c. Alanine d. CysteineWhich of the following amino acid pairs may form hydrogen bonds between their sidechains (select all that apply)? A. Arginine and Aspartate B. Lysine and Glutamate C. Glycine and Cysteine D. Alanine and Aspartate E. Lysine and Asparagine