medium · MCAT bio-biochem
While studying the enzyme Phosphofructokinase-1 (PFK-1), a student observes that adding ATP to the reaction mixture decreases the rate of glycolysis. However, adding AMP increases the rate.
What type of regulation is being demonstrated?
- Zymogen activation
- Irreversible covalent modification
- Competitive inhibition by ATP
- Allosteric regulation
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