Biology for IGCSE & O level - Enzymes (Section 3 - No. 19)

What is the effect of a non-competitive inhibitor on an enzyme?
It binds to the active site, preventing substrate binding.
It binds to the allosteric site, altering the enzyme's shape.
It increases the enzyme's affinity for the substrate.
It increases the rate of product formation.

Explanation

Non-competitive inhibitors bind away from the active site, altering the enzyme's shape.

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