Step-by-Step Lesson

Learn: The Lock and Key Theory

AQA GCSE Biology (8461)

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Steps in this lesson (11)

1
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Match the items on the left with their correct pairs on the right

2
article

Match the items on the left with their correct pairs on the right

3
Multiple ChoiceInteractive

Which of the following best describes the Lock and Key Theory?

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4
article

Match the items on the left with their correct pairs on the right

5
Fill in the BlankInteractive

The {{blank0}} of an enzyme binds to its {{blank1}}, forming an enzyme-substrate complex.

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6
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Match the items on the left with their correct pairs on the right

7
MatchingInteractive

Match the items on the left with their correct pairs on the right

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8
article

Match the items on the left with their correct pairs on the right

9
Multi-SelectInteractive

Which of the following statements about enzymes are true? (Select all that apply)

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10
Math EquationInteractive

A reaction without an enzyme requires 80 kJ of energy. With the enzyme, it requires only 20 kJ. What is the percentage reduction in activation energy?

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11
typedAnswer

Match the items on the left with their correct pairs on the right

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