A-LevelBiologyEnzymesOct/Nov 2013Paper 1 Q111 Mark
Which is correct for a non-competitive inhibitor of enzyme action? 1 Increasing the concentration of the enzyme's substrate will reduce its effect. 2 It reduces the activation energy required for a reaction to take place. 3 It reduces the maximum rate of reaction.
A1 only
B3 only
C1 and 3 only
D2 and 3 only
✓ Correct Answer
The correct answer is B. This question tests the candidate's understanding of enzymes within the Biologysyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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