explain the 3 ways in which glucose in broken down to obtain energy
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Answer:
Glucose breaks down in the presence of cytoplasm to form pyruvate.
Explanation:
Pyruvate further breaks down in the absence of oxygen to form ethanol and energy. eg yeast
In lack of oxygen it breaks down into lactic acid and energy. eg in muscle cells.
In presence of oxygen it breaks down into carbon dioxide, water and energy. eg mitochondria
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