Aqa a level biology 7402 - Study guides, Class notes & Summaries
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![2023 AQA A-level BIOLOGY 7402/2 Paper 2 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]](/docpics/4430692/65c14b670fe6f_4430692_121_171.jpeg)
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2023 AQA A-level BIOLOGY 7402/2 Paper 2 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]
- Exam (elaborations) • 53 pages • 2024
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2023 AQA A-level BIOLOGY 7402/2 Paper 2 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]
![AQA A-level BIOLOGY 7402/3 Paper 3 Question Paper + Mark scheme [MERGED] June 2022 *jun227402301* IB/M/Jun22/E10 7402/3 For Examiner’s Use Question Mark 1 2](/docpics/2844085/647a6811a3ef1_2844085_121_171.jpeg)
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AQA A-level BIOLOGY 7402/3 Paper 3 Question Paper + Mark scheme [MERGED] June 2022 *jun227402301* IB/M/Jun22/E10 7402/3 For Examiner’s Use Question Mark 1 2
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AQA A-level BIOLOGY 7402/3 Paper 3 Question Paper + Mark scheme [MERGED] June 2022 *jun* IB/M/Jun22/E10 7402/3 For Examiner’s Use Question Mark 1 2 3 4 5 6 TOTAL Time allowed: 2 hours Materials For this paper you must have: • a ruler with millimetre measurements • a scientific calculator. Instructions • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions in Section A. • Answer one question from Secti...
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AQA A-level BIOLOGY 7402/1 Paper 1 Mark scheme June 2024
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AQA A-level BIOLOGY 7402/1 Paper 1 Mark scheme June 2024
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AQA A-level BIOLOGY 7402/3 Paper 3 Mark scheme June 2023
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AQA A-level BIOLOGY 7402/3 Paper 3 Mark scheme June 2023
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AQA 2023 A-level BIOLOGY 7402 Paper 1, 2, 3 Question Papers & Mark schemes (Merged)
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AQA 2023 A-level BIOLOGY 7402 Paper 1, 2, 3 Question Papers & Mark schemes (Merged)
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AQA A level BIOLOGY 7402/3 Paper 3 Mark scheme June 2023.
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AQA A level BIOLOGY 7402/3 Paper 3 Mark scheme June 2023. (There are) stretch-mediated sodium ion channels (in the membrane); 2. (Increased pressure) deforms/changes (sensory neurone/axon) membrane/lamella(e) OR (Increased pressure) deforms/changes sodium ion channels; 3. Sodium ion channels open; 4. Sodium ions diffuse in; 5. Depolarisation (leading to generator potential); 3 max (3 x AO1) 1. 2. 3. or 4. Accept Na+ Max 2 if only reference to sodium and not sodium ions 4. Accep...
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AQA A-level BIOLOGY 7402/2 Papers 2022&2023. bundle
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AQA A-level BIOLOGY 7402/2 Paper
![AQA A-level BIOLOGY 7402/1 Paper 1 Question Paper + Mark scheme [MERGED] June 2022 *jun227402101* IB/M/Jun22/E12 7402/1 For Examiner’s Use Question Mark 1](/docpics/2844123/647a6aa8b1167_2844123_121_171.jpeg)
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AQA A-level BIOLOGY 7402/1 Paper 1 Question Paper + Mark scheme [MERGED] June 2022 *jun227402101* IB/M/Jun22/E12 7402/1 For Examiner’s Use Question Mark 1
- Exam (elaborations) • 59 pages • 2023
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AQA A-level BIOLOGY 7402/1 Paper 1 Question Paper + Mark scheme [MERGED] June 2022 *jun* IB/M/Jun22/E12 7402/1 For Examiner’s Use Question Mark 1 2 3 4 5 6 7 8 9 TOTAL Please write clearly in block capitals. Centre number Candidate number Surname Forename(s) Candidate signature I declare this is my own work. Time allowed: 2 hours Materials For this paper you must have: • a ruler with millimetre measurements • a scientific calculator. Instructions • Use bl...
