BIO NMDCAT Factors that Affect the Rate of Enzyme Reactions

nmdcat.online July 11, 2026

During enzyme-catalyzed reactions, a rise in temperature above the optimum initially causes

A. Increased substrate specificity

B. Progressive denaturation of enzyme molecules

✓

C. Increased enzyme synthesis

D. Greater product inhibition

📝 Explanation

High temperatures disrupt hydrogen bonds and other weak interactions, causing loss of the enzyme's three-dimensional structure and decreasing catalytic activity.

📖 Additional Information

Increased substrate specificity
Progressive denaturation of enzyme molecules
Increased enzyme synthesis
Greater product inhibition

High temperatures disrupt hydrogen bonds and other weak interactions, causing loss of the enzyme's three-dimensional structure and decreasing catalytic activity.

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