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Metabolic Pathways Quiz

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What is the fate of pyruvate under aerobic conditions?

Converted to fructose and enters the pentose phosphate pathway

Converted to lactate and enters the glycolysis pathway

Converted to acetyl CoA and enters the TCA cycle (correct)

Converted to glucose and stays in the cytoplasm

How is pyruvate transported into the mitochondria?

By a lactate transporter

By a fructose transporter

By a pyruvate transporter (correct)

By a glucose transporter

Which co-enzyme is required for the oxidative decarboxylation of pyruvate to acetyl CoA?

Co-enzyme A (CoA)

NAD

Thiamine pyrophosphate (TPP) (correct)

FAD+

Which enzyme catalyzes the oxidation of the hydroxyethyl group to form an acetyl group?

<p>Dihydro Lipoyl Trans Acetylase (Enzyme 2)</p> Signup and view all the answers

What is the last step in the Pyruvate Dehydrogenase Complex?

<p>Oxidation of lipoamide</p> Signup and view all the answers

Metabolic Pathways Quiz

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Questions and Answers

What is the fate of pyruvate under aerobic conditions?

How is pyruvate transported into the mitochondria?

Which co-enzyme is required for the oxidative decarboxylation of pyruvate to acetyl CoA?

Which enzyme catalyzes the oxidation of the hydroxyethyl group to form an acetyl group?

What is the last step in the Pyruvate Dehydrogenase Complex?

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