In a free energy diagram, what does the energy barrier between reactants and products indicate about peptide bond stability?

• A. It indicates that a high energy barrier prevents rapid breakdown of peptide bonds.
• B. It indicates that a low energy barrier allows rapid breakdown of peptide bonds.
• C. It indicates that peptide bonds are inherently unstable.
• D. It indicates that peptide bonds do not require energy for formation.

Answer: (A)