The amino acids of the protein keratin are arranged predominantly in an α helix. This secondary structure is stabilized by

The amino acids of the protein keratin are arranged predominantly in an α helix. This secondary structure is stabilized by

The amino acids of the protein keratin are arranged predominantly in an α helix. This secondary structure is stabilized by



A) covalent bonds.
B) peptide bonds.
C) ionic bonds.
D) polar bonds.
E) hydrogen bonds.


Answer: E