A-LevelBiologyEnzymes9700/12 · May/June 2011 · Q121 Mark
The graph shows the activation energy of an enzyme-catalysed reaction and the same reaction without a catalyst. [Figure: Graph showing energy vs reaction progress with reactants, products, and labelled energy differences X, Y, Z] Which of the following shows the activation energy of the uncatalysed reaction?
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
AX+Y-Z
BX+Z-Y
CX+Y
DY+Z
✓ Correct answer
C: X+Y
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