CAPE Biology Unit 1 · 2008 (Rest of Region) · Paper 1 · Question Q15

Item 15 refers to the graph below which shows the relationship between enzyme concentration and the rate of an enzyme catalysed reaction. Based on the diagram above, which of the following statements BEST describes the rate of the enzyme catalysed reaction?

1. (A)The rate is directly proportional to the enzyme concentration.
2. (B)The rate is inversely proportional to the enzyme concentration.
3. (C)The rate has reached equilibrium.
4. (D)The rate is affected by the enzyme concentration.

This question uses a figure or table from the paper — you'll see it when you practise.