試題詳解

29. Enzymes are potent catalysts because they ______.
(A) are consumed in the reactions they catalyze
(B) are very specific and the converted products cannot return to substrates
(C) drive reactions to completion, while other catalysts drive reactions to equilibrium
(D) increase the equilibrium constants for the reactions they catalyze
(E) lower the activation energy for the reactions they catalyze