Enzymes increase the rate of reactions by

  1. raising the temperature
  2. lowering the activation energy
  3. supplying ATP
  4. increasing the energy of products
Answer

B) lowering the activation energy

Enzymes lower activation energy. AS & A Level Biology · Topic 3 Enzymes · 3.1 Mode of action of enzymes

Biology MCQ · More A Level Biology: Enzymes MCQs · Practise