Inactive precursors of enzymes are known as_______________?
Correct answer: C. Proenzymes
- A. Apoenzymes
- B. Coenzymes
- C. Proenzymes
- D. Holoenzymes
Explanation
Inactive enzyme precursors are called proenzymes or zymogens and become active after specific proteolytic cleavage. An apoenzyme is the protein part of an enzyme lacking its cofactor, whereas a holoenzyme is the complete active complex.
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