Biology 9700 · AS & A Level · Mode of action of enzymes

Mode of action of enzymes — practice question

What effect does an enzyme have in an enzyme-catalysed reaction?

  • Adecreases the activation energy and decreases the energy yield
  • Bdecreases the activation energy and has no effect on the energy yield
  • Cincreases the activation energy and increases the energy yield
  • Ddecreases the activation energy and increases the energy yield

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