Biology for IGCSE & O level - Enzymes (Section 2 - No. 7)
Which of the following is true regarding enzyme-substrate interactions?
The substrate binds to the enzyme's active site.
The enzyme's shape changes upon substrate binding.
The substrate provides energy for the reaction.
The enzyme is used up in the reaction.
Explanation
The substrate binds at the active site, and the enzyme shape changes to improve the fit and facilitate catalysis.
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