1. The problem statement, all variables and given/known data 2. Relevant equations Peptide bonds DO NOT BREAK DOWN when proteins/enzymes are denatured. Peptide bonds form the primary structure of proteins and enzymes. All of the textbooks here are my sources: https://www.google.com/search?q=pep...cp.r_qf.&fp=111e727753762aa8&biw=1366&bih=677 3. The attempt at a solution Conclusion: the CliffNotes book is flat-out W R O N G. Am I correct?