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

During enzyme assays, the variable most directly affecting the frequency of effective collisions at constant temperature is

A. Substrate concentration
B. Product concentration
C. Water concentration
D. Salt concentration

📝 Explanation

Increasing substrate concentration increases the likelihood that substrate molecules encounter enzyme active sites.

📖 Additional Information

  • Substrate concentration
  • Product concentration
  • Water concentration
  • Salt concentration

Increasing substrate concentration increases the likelihood that substrate molecules encounter enzyme active sites.

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