With excess substrate, doubling the enzyme concentration will

  1. denature the enzyme
  2. not change the rate
  3. halve the rate
  4. double the rate
Answer

D) double the rate

More active sites, more reactions. AS & A Level Biology · Topic 3 Enzymes · 3.2 Factors that affect enzyme action

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