7402 3 ms - Study guides, Revision notes & Summaries

AQA A LEVEL BIOLOGY PAPER 3 7402-3 2021 MARK SCHEME MS

AQA-7402-3-BIOLOGY FINAL MARK SCHEME PAPER 3-A LEVEL-Jun24-v1.0.GRADED A A-level BIOLOGY 7402/3 Paper 3 Question Marking Guidance Mark Comments 01.1 1. (Cell-surface) membrane 2. Protein 3. Antigen 4. Plasma 5. Active 6. Herd;;; 3 max (3 x AO1) 6 correct = 3 marks 4–5 correct = 2 marks 2–3 correct = 1 mark 0–1 correct = 0 marks 2. Accept immunoglobulin or glycoprotein 2. Ignore tertiary 2. Ignore polypeptide 3. Accept complementary/specific 3...

AQA A LEVEL BIOLOGY 7402/2 PAPER 2 MARK SCHEME JUNE 2022 A-level BIOLOGY 7402/2 Paper 2 Mark scheme June 2022 Version: 1.0 Final *226A7402/2/MS* lOMoARcPSD| MARK SCHEME – A-LEVEL BIOLOGY – 7402/2 – JUNE 2022 2 Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the sch...

AQA A LEVEL BIOLOGY Paper 2 MS 2021. MARK SCHEME − A-LEVEL BIOLOGY − 7402/2 − JUNE 2021 Question Marking Guidance Mark Comments 1. Phosphorylation based on glucose using ATP; 2. Oxidation based on triose phosphate to pyruvate; Accept all mark points within diagrams. 3. Net gain based on ATP; 4. NAD reduced; 2. Accept removal based on hydrogen from triosephosphate for oxidation. 01.1 4 max 3. Accept any description that indicates a net gain e.g., 4 produced, 2 used. 4. Accept NADH/NADH2/NAD...

AQA A level BIOLOGY 7402/1 Paper 1 Final Mark scheme June 2022 AQA A level BIOLOGY 7402/1 Paper 1 Final Mark scheme June 2022 AQA A level BIOLOGY 7402/1 Paper 1 Final Mark scheme June 2022 AQA A level BIOLOGY 7402/1 Paper 1 Final Mark scheme June 2022 Mark scheme June 2021 Version: 1.0 Final *216a7402/1/MS* Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions...

aqa A-level BIOLOGY Paper 3 (7402/3) Mark Scheme June2023

AQA A LEVEL BIOLOGY PAPER 1 7402-1 2021 MARK SCHEME MSA-level BIOLOGY 7402/1 Paper 1 Mark scheme June 2021 Version: 1.0 Final A+ *216a7402/1/MS* A+ MARK SCHEME – A-LEVEL BIOLOGY – 7402/1 – JUNE 2021 Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the scheme which was...

Aqa Biology A-level 7402-3 Mark Scheme June2023 Original.

A-level BIOLOGY 7402/2 Paper 2 Mark scheme June 2021 Version: 1.0 Final *216a7402/2/MS* MARK SCHEME − A-LEVEL BIOLOGY − 7402/2 − JUNE 2021 Downloaded by: BetterAcademics | Distribution of this document is illegal Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevantquestions, by a panel based on subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate within and ...