Which of the Following Statements About Hydrogen Bonds Are True

Multiple Choice

Which of the following statements about hydrogen bonds are true? Select all that apply.

A) Hydrogen bonds operate between amino acid side chains in a polypeptide.
B) Hydrogen bonds operate between neighbouring phosphate groups along the backbone of a DNA strand.
C) Hydrogen bonds operate between different regions of the peptide backbone in a polypeptide.
D) Hydrogen bonds do not operate between different regions of an RNA molecule.
E) Hydrogen bonds may operate between the bases of neighbouring DNA strands.