How well do you know Pyruvate?

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Questions and Answers

Which enzyme catalyzes the conversion of pyruvate to acetyl-CoA?

  • Lactate dehydrogenase
  • Pyruvate kinase
  • Pyruvate dehydrogenase (correct)
  • Pyruvate carboxylase

What is the product of the reduction of pyruvate in anaerobic glycolysis?

  • Acetyl-CoA
  • Lactate (correct)
  • Alanine
  • Oxaloacetate

Which enzyme catalyzes the carboxylation of pyruvate to oxaloacetate?

  • Pyruvate kinase
  • Lactate dehydrogenase
  • Pyruvate carboxylase (correct)
  • Pyruvate dehydrogenase

What is the product of the transamination of pyruvate?

<p>Alanine (B)</p> Signup and view all the answers

What is the end product of pyruvate undergoing reduction in fermentation?

<p>Ethanol (A)</p> Signup and view all the answers

Which process does pyruvate undergo to become a substrate for gluconeogenesis?

<p>Carboxylation (D)</p> Signup and view all the answers

Which process of pyruvate metabolism occurs in the absence of oxygen?

<p>Reduction to lactate (A)</p> Signup and view all the answers

What is the role of pyruvate dehydrogenase in pyruvate metabolism?

<p>Oxidative decarboxylation of pyruvate (C)</p> Signup and view all the answers

What is the fate of pyruvate in anaerobic conditions?

<p>Pyruvate undergoes reduction to lactate (B)</p> Signup and view all the answers

Which enzyme catalyzes the conversion of pyruvate to acetyl-CoA?

<p>Pyruvate dehydrogenase (B)</p> Signup and view all the answers

What process does pyruvate undergo to become a substrate for gluconeogenesis?

<p>Carboxylation to oxaloacetate (D)</p> Signup and view all the answers

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