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- 2. Discuss an enzyme/enzymes that can use different mechanisms action depending on the environment. Explain.7. How do temperature, pH, and concentration affect enzymes?2. How does pH affect enzyme function? 1. pH level has no effect on enzyme function 2. A very high pH increases enzyme function 3. A very low pH decreases enzyme function 4. A specific pH range is required for an enzyme to function answer Why do you believe this is the correct answer?