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BIO NMDCAT Factors that Affect the Rate of Enzyme Reactions
nmdcat.online July 11, 2026

An increase in enzyme concentration fails to increase reaction rate when

A. The enzyme becomes inactive
B. Substrate concentration is insufficient to occupy additional active sites
✓
C. Temperature is optimum
D. pH is optimum

📝 Explanation

Additional enzyme molecules remain unused if substrate molecules are limiting.

📖 Additional Information

  • The enzyme becomes inactive
  • Substrate concentration is insufficient to occupy additional active sites
  • Temperature is optimum
  • pH is optimum

Additional enzyme molecules remain unused if substrate molecules are limiting.

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