62. Which of the following cases DOES NOT illustrate protein denaturation? A. Breakdown of the primary hydrogen bonds leading to loss of a protein's three-dimensional structure B. Cleavage of amino acid residues singly from the N-terminus until complete loss of primary structure C. Disruption of the hydrophobic interactions that make up the stable core of modular globular proteins D. Electrostatic repulsion between previously interacting specific protein regions due to altered charges

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