Biology for IGCSE & O level - Enzymes (Section 4 - No. 46)
What is the effect of a competitive inhibitor on an enzyme?
It permanently alters the shape of the enzyme.
It binds to the active site, blocking the substrate from binding.
It binds to the allosteric site, increasing the reaction rate.
It changes the substrate.
Explanation
A competitive inhibitor blocks the substrate from binding to the active site.
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