CAPE Biology Unit 1 · 2007 · Paper 1 · Question Q16

The graph below shows the time course of the activity of the enzyme sucrase at various temperatures. At which of the following temperatures does the enzyme work at the FASTEST rate?

1. (A)10 °C
2. (B)25 °C
3. (C)37 °C
4. (D)60 °C

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