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74023 - Study guides, Class notes & Summaries

Looking for the best study guides, study notes and summaries about 74023? On this page you'll find 463 study documents about 74023.

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Official June 2024 AQA A-LEVEL BIOLOGY 7402/3 Paper 3 Merged Question Paper + Mark Scheme

  • Official June 2024 AQA A-LEVEL BIOLOGY 7402/3 Paper 3 Merged Question Paper + Mark Scheme

  • Exam (elaborations) • 61 pages • 2024
  • Official June 2024 AQA A-LEVEL BIOLOGY 7402/3 Paper 3 Merged Question Paper + Mark Scheme
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AQA A LEVEL BIOLOGY PAPER 2 MARK SCHEME 2023 (7402/2)

  • AQA A LEVEL BIOLOGY PAPER 2 MARK SCHEME 2023 (7402/2)

  • Exam (elaborations) • 21 pages • 2023
  • AQA A LEVEL BIOLOGY PAPER 2 MARK SCHEME 2023 (7402/2)
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AQA A-level BIOLOGY 7402/3 Paper 3 Mark scheme June 2023 (VERIFIED)

  • AQA A-level BIOLOGY 7402/3 Paper 3 Mark scheme June 2023 (VERIFIED)

  • Exam (elaborations) • 28 pages • 2024
  • AQA A-level BIOLOGY 7402/3 Paper 3 Mark scheme June 2023 (VERIFIED) (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...
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aqa A-level BIOLOGY Paper 1(7402/1) JUNE 2023 QUESTION PAPER

  • aqa A-level BIOLOGY Paper 1(7402/1) JUNE 2023 QUESTION PAPER

  • Exam (elaborations) • 44 pages • 2023
  • aqa A-level BIOLOGY Paper 1(7402/1) JUNE 2023 QUESTION PAPER
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AQA A level BIOLOGY 7402/3 Paper 3 Mark scheme June 2023.

  • AQA A level BIOLOGY 7402/3 Paper 3 Mark scheme June 2023.

  • Exam (elaborations) • 28 pages • 2024
  • 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 7402/3 Paper 3 Mark scheme June 2023 | VERIFIED.

  • AQA A-level BIOLOGY 7402/3 Paper 3 Mark scheme June 2023 | VERIFIED.

  • Exam (elaborations) • 28 pages • 2024
  • AQA A-level BIOLOGY 7402/3 Paper 3 Mark scheme June 2023 | VERIFIED. (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 ion...
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AQA A-level BIOLOGY 7402/1 Paper 1 Question Paper and Mark scheme June 2023

  • AQA A-level BIOLOGY 7402/1 Paper 1 Question Paper and Mark scheme June 2023

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  • AQA A-level BIOLOGY 7402/1 Paper 1 Question Paper and Mark scheme June 2023
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AQA A-level BIOLOGY 7402/2 Paper 2 Question paper and Mark scheme June 2023

  • AQA A-level BIOLOGY 7402/2 Paper 2 Question paper and Mark scheme June 2023

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  • AQA A-level BIOLOGY 7402/2 Paper 2 Question paper and Mark scheme June 2023
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AQA A-level BIOLOGY 7402/1 Paper 1 June 2023

  • AQA A-level BIOLOGY 7402/1 Paper 1 June 2023

  • Exam (elaborations) • 40 pages • 2024
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    • AQA A-level BIOLOGY 7402/1 Paper 1 June 2023
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2023 AQA A-level BIOLOGY 7402/3 Paper 3 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]

  • 2023 AQA A-level BIOLOGY 7402/3 Paper 3 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]

  • Exam (elaborations) • 71 pages • 2024
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    • 2023 AQA A-level BIOLOGY 7402/3 Paper 3 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED] Please write clearly in block capitals. Centre number Candidate number Surname Forename(s) Candidate signature I declare this is my own work. A-level BIOLOGY Paper 3 Wednesday 21 June 2023 Morning 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 ...
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