Multiple Choice
Which of the following is true about enzymes?
A) The catalytic site is responsible for substrate specificity.
B) Reactions catalyzed by enzymes give the products more free energy than reactions that occur spontaneously.
C) The rate of an enzymatic reaction is always proportional to the concentration of the substrate .
D) Enzymes increase reaction rates by lowering the activation energy needed to reach the transition state.
Correct Answer:

Verified
Correct Answer:
Verified
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