In insulin,two peptide chains are held together in a single unit by ________.
A) disulfide bridges
B) hydrogen bonds
C) salt bridges
D) a prosthetic group
E) a β-pleated sheet
Correct Answer:
Verified
Q22: Enkephalins are polypeptides that have _.
A)a sweet
Q23: The attractive forces that are important in
Q24: The α helix of the secondary structure
Q25: Denaturation of a protein _.
A)changes the primary
Q26: In the peptide Ala-Try-Gly-Phe,the N-terminus is _.
A)alanine
B)phenylalanine
C)tryptophan
D)aspartate
E)glycine
Q28: What type of interaction would you expect
Q29: In the peptide Ser-Cys-Ala-Gly,the C-terminus is _.
A)serine
B)serotonin
C)glycine
D)glycerine
E)alanine
Q30: What type of interaction would you expect
Q31: Which of the following is a secondary
Q32: The structure of collagen consists of _.
A)single
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