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Which of these substances is structurally similar to succinate?

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in Biology – Class 11 by (272k points)
Which of these substances is structurally similar to succinate?

(a) Pyruvate

(b) Acetate

(c) Malonate

(d) Oxaloacetate

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This intriguing question comes from Biomolecules topic in section Biomolecules of Biology – Class 11

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Correct option is (c) Malonate

The explanation: Malonate is structurally similar to succinate. Malonate acts as a competitive inhibitor for the substrate succinate. Binding of malonate instead of succinate inhibits the activity of the enzyme succinic dehydrogenase.

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