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AQA A-Level Biology long Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
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Glucose is absorbed from the lumen of the small intestine into epithelial cells. Explain how the transport of sodium ions is involved in the absorption of glucose by epithelial cells. (5 marks) [Unit 1, June 16] : 1. Na+ ions leave epithelial cell and enter blood; 2. (Transport out is by) act...
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