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Mention the fate of pyruvate during the glucose breakdown

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  • In the cytoplasm, Glucose(a 6-carbon molecule) breaks into pyruvate(a 3-carbon molecule)  and in the mitochondria, pyruvate is broken down into 3 molecules of carbon dioxide and water with the release of energy.
  • In single-celled yeast, Glucose (a 6-carbon molecule) breaks into pyruvate (a 3-carbon molecule) and pyruvate is then converted to ethanol(a 2-carbon molecule) and carbon dioxide.
  • If there is a lack of oxygen in our muscle cells, pyruvate breaks in a different pathway. Glucose (a 6-carbon molecule) breaks into pyruvate (a 3-carbon molecule) and pyruvate is then converted to lactic acid (a 3-carbon molecule) along with the release of energy. The buildup of lactic acid in our muscles due to sudden activity can cause muscle cramps.  
     
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Ritika Jonwal

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