Denaturation of a protein results in the loss of its native conformation and its biological activity. Which statement best describes what happens to a protein when it is denatured?
A. The N-terminal and C-terminal ends of the protein are hydrolyzed by enzymes.
B. New amino acids are joined to the peptide backbone.
C. Secondary, tertiary, and quaternary levels of structure are disrupted,
D. Peptide bonds are broken.