Enzyme + coenzyme constitutes_____________?
Correct answer: B. Holoenzyme
- A. Apoenzyme
- B. Holoenzyme
- C. Protoenzyme
- D. Proenzyme
Explanation
The protein portion alone is the apoenzyme, whereas the active enzyme formed by combining an apoenzyme with its coenzyme or other cofactor is the holoenzyme. Proenzymes are inactive precursors that require activation.
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