Which one of the following statements is incorrect?

1. A competitive inhibitor reacts reversibly with the enzyme to form an enzyme inhibitor.
2. In competitive inhibition, the inhibitor molecule is not chemically changed by the enzyme.
3. The competitive inhibitor does not affect the rate of breakdown of the enzyme-substrate complex.
4. The presence of the competitive inhibitor decreases the km of the enzyme for the substrate.
Subtopic:  Enzyme Inhibition: Introduction | Enzyme Inhibition |
Level 3: 35%-60%
NEET - 2015
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A competitive inhibitor of succinic dehydrogenase is:

1. malonate 2. oxaloacetate
3. α-ketoglutarate 4. malate
Subtopic:  Enzyme Inhibition: Introduction | Enzyme Inhibition |
 91%
Level 1: 80%+
AIPMT - 2008
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