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Discussion

Which of the following is false about allosteric feedback inhibition?

  • A.Bacterial enzyme system is the first known example
  • B.Conversion of L-leucine to L-isoleucine
  • C.Threonine dehydratase is inhibited by isoleucine
  • D.If the isoleucine concentration decreases, the rate of threonine dehydration increases

Answer: B

The bacterial enzyme system that catalyses L-threonine to L-isoleucine are the first known example of allosteric feedback inhibition.

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