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A-LevelBiologyEnzymes9700/12 · May/June 2017 · Q111 Mark

The following statements are about enzymes. 1 Folding of an enzyme molecule causes the formation of the active site. 2 The shape of the active site changes to enable the substrate to bind. 3 Temporary bonds hold the substrate in the active site. 4 More enzyme-substrate complexes are formed at the optimum temperature. Which statements are correct for the induced fit hypothesis?

A1 and 2
B1 and 3
C2, 3 and 4
D2 and 4 only

✓ Correct answer

C: 2, 3 and 4

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About this question

Topic
Enzymes, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source
A-Level Biology, May/June 2017 Paper 1 Variant 2, question 11.

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