1. Who Wants To Be A Millionaire?
Enzyme’s Edition

2. Question 1

3. Enzymes…
A speed up reactions and remain unchanged
B slow down reactions and remain unchanged
C speed up reactions and are used up in the reaction
D slow down reactions and are used up in the reaction

4. Enzymes A A speed up reactions and remain unchanged
B B slow down reactions and remain unchanged
C C speed up reactions and are used up in the reaction
D D slow down reactions and are used up in the reaction
A A
B B
C C
D D

5. £100

6. Question 2

7. Enzymes are made of…
A Carbohydrates
B Fats
C Protein
D Minerals

8. Enzymes are made from? Carbohydrates Fats Protein Minerals A A B B C C
D D
Carbohydrates
Fats
Protein
Minerals

9. £200

10. Question 3

11. What is an active site?
A A The place on a substrate where the enzyme binds
B B The place on the substrate where the product binds.
C C The place on the product where the substrate binds.
D D The place on an enzyme where the substrate binds.

12. The place on a substrate where the enzyme binds
Question?
A A
B B
C C
D D
The place on a substrate where the enzyme binds
The place on the substrate where the product binds.
The place on the product where the substrate binds.
The place on an enzyme where the substrate binds.

13. £300

14. Question 4

15. Which graph shows the effect of temperature on enzyme activity?
A B
C D

16. Which graph shows the effect of temperature on enzyme activity?
A B
C D
A A
B B
C C
D D

17. £500

18. Question 5

19. What will bind to an active site?
A A All types of substrate molecule.
B B All types of product molecule.
C C One type of substrate molecule
D D One type of product molecule

20. What will bind to an active site?
A A
B B
C C
D D
All types of substrate molecule.
All types of product molecule.
One type of substrate molecule
One type of product molecule

21. £1,000

22. Question 6

23. Enzymes will work at … A A only one pH B B all pHs C C a range of pHs
D D acidic pHs

24. Enzymes will work at … A A only one pH B B all pHs C C a range of pHs
D D acidic pHs

25. £2,000

26. Question 7

27. Which of the following are correct?
A A Starch catalase maltose
B B Starch amylase maltose
C C Starch amylase glucose
D D Starch catalase glucose

28. Which of the following are correct?
A A Starch catalase maltose
B B Starch amylase maltose
C C Starch amylase glucose
D D Starch catalase glucose

29. £4,000

30. Question 8

31. Which of the following is correct?
A A The substrate of phosphorylase is hydrogen peroxide.
B B The substrate of phosphorylase is glucose-1-phosphate.
C C The substrate of phosphorylase is protein.
D D The substrate of phosphorylase is starch.

32. Which of the following is correct?
A A The substrate of phosphorylase is hydrogen peroxide.
B B The substrate of phosphorylase is glucose-1-phosphate.
C C The substrate of phosphorylase is protein.
D D The substrate of phosphorylase is starch.

33. £8,000

34. Question 9

35. Which of the following is correct?
A A
B B
C C
D D
Amylase is a synthesis enzyme.
Catalase is a breakdown enzyme.
Phosphorylase is a synthesis enzyme.
Catalase is a breakdown enzyme.
Catalase is a synthesis enzyme.
Amylase is a breakdown enzyme.
Amylase is a synthesis enzyme.
Phosphorylase is a breakdown enzyme.

36. Which of the following is correct?
A A
B B
C C
D D
Amylase is a synthesis enzyme.
Catalase is a breakdown enzyme.
Phosphorylase is a synthesis enzyme.
Catalase is a breakdown enzyme.
Catalase is a synthesis enzyme.
Amylase is a breakdown enzyme.
Amylase is a synthesis enzyme.
Phosphorylase is a breakdown enzyme.

37. £16,000

38. Question 10

39. Which term best describes a denatured enzyme?
A A Its active site has changed shape.
B B Dead/dying
C C Working at its fastest rate.
D D Attached to the substrate.

40. Which term best describes a denatured enzyme?
A A Its active site has changed shape.
B B Dead/dying
C C Working at its fastest rate.
D D Attached to the substrate.

41. £32,000

42. Question 11

43. A A Coding for the production of an inducer molecule
According to the Jacob-Monod hypothesis, a regulator gene is responsible for?
A A Coding for the production of an inducer molecule
B B Switching on an operon
C C Coding for the production of a repressor molecule
D D switching on a structural gene
H 2010 MCQ 22

44. A A Coding for the production of an inducer molecule
According to the Jacob-Monod hypothesis, a regulator gene is responsible for?
A A Coding for the production of an inducer molecule
B B Switching on an operon
C C Coding for the production of a repressor molecule
D D switching on a structural gene

45. £64,000

46. Question 12

47. Non-competitive inhibitors affect enzyme action by?
A A acting as a co-enzyme for enzyme action
B B altering the shape of the substrate molecule
C C competing for the active site of the enzyme
D D altering the shape of the active site of the enzyme
2007 HH MCQ 5

48. Non-competitive inhibitors affect enzyme action by?
A A acting as a co-enzyme for enzyme action
B B altering the shape of the substrate molecule
C C competing for the active site of the enzyme
D D altering the shape of the active site of the enzyme

49. £125,000

50. Question 13

51. B B active sites are saturated with substrate C C enzyme is inhibited
The graph shows the effect of substrate concentration on the rate of an enzyme-controlled reaction? The graph levels out between X and Y because the...
A A enzyme is denatured
B B active sites are saturated with substrate
C C enzyme is inhibited
D D enzyme is activated

52. B B active sites are saturated with substrate C C enzyme is inhibited
The graph shows the effect of substrate concentration on the rate of an enzyme-controlled reaction? The graph levels out between X and Y because the...
A A enzyme is denatured
B B active sites are saturated with substrate
C C enzyme is inhibited
D D enzyme is activated
HH 2003 MCQ 5

53. £250,000

54. Question 14

55. C C X and Y will accumulate D D Y and Z will accumulate
A series of enzyme-controlled reactions is shown below If an inhibitor which affects enzyme 2 is introduced to the system, which of the following will happen?
A A X will accumulate
B B Y will accumulate
C C X and Y will accumulate
D D Y and Z will accumulate
HH 2005 MCQ q1

56. C C X and Y will accumulate D D Y and Z will accumulate
A series of enzyme-controlled reactions is shown below If an inhibitor which affects enzyme 2 is introduced to the system, which of the following will happen?
A A X will accumulate
B B Y will accumulate
C C X and Y will accumulate
D D Y and Z will accumulate

57. £500,000

58. Question 15

59. Which model describes enzyme?
A A Semi-conservative
B B Fluid mosaic
C C Induced-fit
D D Clonal selection

60. Which model describes enzyme?
A A Semi-conservative
B B Fluid mosaic
C C Induced-fit
D D Clonal selection

61. £1,000,000