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Glycolysis

OCR A-level BiologyRespirationLesson 2 of 12

Glucose is phosphorylated using ATP to form glucose-6- phosphate. This keeps the glucose in the cell as it cannot exit through glucose transporters and commits the glucose molecule to glycolysis. Phosphorylation also makes the glucose more reactive.

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Key terms in this lesson

ATP
Adenosine triphosphate, the universal energy currency of cells, which releases energy for cellular reactions when hydrolysed to ADP and inorganic phosphate.

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