MCQ
Enzymes are found in all living cell. Their main functions is:
  • A
    To help in the digestion of food.
  • B
    To allow chemical to food reaction.
  • C
    To speed up the break down of substance.
  • D
    To accelerate the rate of chemical reactions.

Answer

  1. To accelerate the rate of chemical reactions.

Explanation:

Enzymes are biocatalysts that causes a change in the rate of a chemical reaction i.e they may enhance (accelerate) or reduce the rate of a chemical reaction. 

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