GCSE Biology – Effect of enzymes
Learning Objectives
-I can define enzymes
-I can describe and explain the effect of temperature on enzyme activity
-I can describe and explain the effect of pH on enzyme activity
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Question 1 of 14
1. Question
What are enzymes?
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Question 2 of 14
2. Question
What do enzymes do?
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Question 3 of 14
3. Question
What type of molecule are enzymes?
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Question 4 of 14
4. Question
Why are enzymes not used up in reactions?
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Question 5 of 14
5. Question
What happens when an enzyme is heated?
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Question 6 of 14
6. Question
What is destroying an enzyme by heating called?
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Question 7 of 14
7. Question
What is the optimum temperature for body enzymes?
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Question 8 of 14
8. Question
What happens when body enzymes are heated past 40 °C?
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Question 9 of 14
9. Question
What happens to rate of reaction of body enzymes when heated to 40 °C?
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Question 10 of 14
10. Question
Why do body enzymes stop working over 40 °C?
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Question 11 of 14
11. Question
Enzymes are
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Question 12 of 14
12. Question
What is the optimum pH for enzymes?
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Question 13 of 14
13. Question
Although enzymes are not used up, what can happen?
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Question 14 of 14
14. Question
What happens if the pH of an enzyme is too low?
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