Biology 5090 · O Level · Enzyme action

Enzyme action — practice question

Enzymes take part in many reactions inside living cells. Which statement explains the way enzymes act?

  • AEnzymes are able to start up reactions that would otherwise not occur.
  • BEnzymes can only act inside living cells or organisms.
  • CEnzymes increase the rate of chemical reactions.
  • DOne enzyme can catalyse a number of different reactions.

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