Enzymes are the cell's catalyst crew. They make the life of the cell possible by carrying out various reactions with astounding performance. Which of the following is NOT true regarding cellular enzymes?
A) Enzymes lower the activation energy of the reactions that they catalyze.
B) Enzymes can specifically drive substrate along certain reaction pathways.
C) Enzymes can push energetically unfavorable reactions forward by coupling them to energetically favorable reactions.
D) Enzymes are proteins, but RNA catalysts, called ribozymes, also exist.
E) Enzymes can change the equilibrium point for reactions that they catalyze.
Correct Answer:
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