Question

1. match the key terms to their corresponding definitions.
2. inhibitor a. the substance on which an enzyme acts
3. transition state b. a substance that decreases rate of activity
4. denature c. highest energy
5. substrate d. break down

Explanation:

• An inhibitor is a substance that decreases the rate of activity (e.g., enzyme - catalyzed reactions).
• The transition state is the state of highest energy in a reaction pathway.
• Denature means to break down (e.g., the structure of a protein).
• The substrate is the substance on which an enzyme acts.

Answer:

1. b
2. c
3. d
4. a