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Inhibitors past paper questions

Biology 9700 · Enzymes. Competitive and non-competitive inhibition

In Cambridge A Level Biology 9700, Inhibitors came up in 39 of the 84 papers on Paperstreak, for about 2 marks a paper when it does. It last came up in October/November 2025.

Often set with How enzymes work, Measuring enzyme activity, Transcription and translation, Genes and the genetic code.

41 questions, newest first

1. 9700/11/O/N/25 Question 12 · 1 mark
2. 9700/12/O/N/25 Question 16 · 1 mark
3. 9700/21/O/N/25 Question 3 part (c) · 3 marks
4. 9700/23/O/N/25 Question 5 part (c) · 1 mark
5. 9700/13/M/J/25 Question 16 · 1 mark
6. 9700/22/M/J/25 Question 6 part (a) · 2 marks
7. 9700/12/F/M/25 Question 15 · 1 mark
8. 9700/22/F/M/25 Question 5 part (c) · 3 marks
9. 9700/11/O/N/24 Question 13 · 1 mark
10. 9700/11/O/N/24 Question 15 · 1 mark
11. 9700/12/O/N/24 Question 12 · 1 mark
12. 9700/12/O/N/24 Question 13 · 1 mark
13. 9700/13/O/N/24 Question 13 · 1 mark
14. 9700/22/O/N/24 Question 2 part (e) · 5 marks
15. 9700/12/M/J/24 Question 10 · 1 mark
16. 9700/13/M/J/24 Question 11 · 1 mark
17. 9700/23/M/J/24 Question 5 part (b) · 2 marks
18. 9700/11/O/N/23 Question 15 · 1 mark
19. 9700/21/O/N/23 Question 6 part (b(ii)) · 3 marks
20. 9700/11/M/J/23 Question 13 · 1 mark
21. 9700/13/M/J/23 Question 16 · 1 mark
22. 9700/22/M/J/23 Question 5 part (b(iii)) · 4 marks
23. 9700/23/M/J/23 Question 3 part (b(ii)) · 2 marks
24. 9700/12/F/M/23 Question 16 · 1 mark
25. 9700/11/O/N/22 Question 14 · 1 mark
26. 9700/22/O/N/22 Question 5 parts (c(i)) (c(ii)) · 4 marks
27. 9700/11/M/J/22 Question 13 · 1 mark
28. 9700/13/M/J/22 Question 13 · 1 mark
29. 9700/21/M/J/22 Question 3 parts (b) (c(ii)) · 5 marks
30. 9700/22/M/J/22 Question 4 part (f) · 3 marks
31. 9700/23/M/J/22 Question 5 parts (b(i)) (b(ii)) · 3 marks
32. 9700/12/O/N/21 Question 15 · 1 mark
33. 9700/23/O/N/21 Question 2 part (b(i)) · 2 marks
34. 9700/23/M/J/21 Question 3 part (c(ii)) · 2 marks
35. 9700/12/F/M/21 Question 13 · 1 mark
36. 9700/11/O/N/20 Question 15 · 1 mark
37. 9700/12/O/N/20 Question 14 · 1 mark
38. 9700/13/O/N/20 Question 14 · 1 mark
39. 9700/12/M/J/20 Question 13 · 1 mark
40. 9700/13/M/J/20 Question 13 · 1 mark
41. 9700/12/F/M/20 Question 14 · 1 mark

More in Enzymes: How enzymes work, Measuring enzyme activity, Factors affecting rate, Vmax and Km, Immobilised enzymes.

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