Suppose that a molecule of glucose is broken down to 2 molecules of pyruvate by glycolysis. Then, those two molecules of pyruvate are recombined by gluconeogenesis to form glucose again. What is the overall input/output of this sequence of reactions?

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
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Chapter1: The Human Body: An Orientation
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Suppose that a molecule of glucose is broken down to 2 molecules of pyruvate by glycolysis. Then, those two molecules of pyruvate are recombined by gluconeogenesis to form glucose again. What is the overall input/output of this sequence of reactions? 

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