McqMate
| Q. |
What is the nature of an enzyme? |
| A. | vitamin |
| B. | lipid |
| C. | carbohydrate |
| D. | protein |
| Answer» D. protein | |
| Explanation: all enzymes are protein except catalytic rna molecule. the native protein conformation of an enzyme defines its catalytic activity. once the enzyme is denatured, its catalytic activity is also lost. | |
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