Biology 9700 · AS & A Level · Factors that affect enzyme action

Factors that affect enzyme action — practice question

Two enzymes are introduced into a solution containing a low concentration of a substrate that both can use. Which statement is correct?

  • ABoth enzymes will use equal amounts of the substrate.
  • BNeither enzyme will be able to use the substrate.
  • CThe enzyme with the lower $V_{\max}$ will use less of the substrate than the other enzyme.
  • DThe enzyme with the lower $V_{\max}$ will use more of the substrate than the other enzyme.

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI