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AQA A Level Biology 4/5/6 mark questions (2024/2025) Exam Questions and Answers 100% Solved
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AQA A Level Biology 4/5/6 mark questions (2024/2025) Exam Questions and Answers 100% Solved Many different substances enter and leave a cell by crossing its cell surface membrane. Describe how substances can cross a cell surface membrane. (5) 1 (Simple / facilitated) diffusion from high to ...
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