74021 - Study guides, Class notes & Summaries
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AQA A-level BIOLOGY 7402/1 Paper 1 Mark scheme June 2023
- Exam (elaborations) • 31 pages • 2024
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AQA 
 
 
 
 
 
A-level 
BIOLOGY 
7402/1 
Paper 1 
Mark scheme 
June 2023
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Test Bank For Accounting Information Systems 14th Edition by Marshall Romney, Paul Steinbart||ISBN NO:10,0134474023||ISBN NO:13,978-0134474021||All Chapters||Complete Guide A+
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Test Bank For Accounting Information Systems 14th Edition by Marshall Romney, Paul Steinbart||ISBN NO:10,0134474023||ISBN NO:13,978-0134474021||All Chapters||Complete Guide A+
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AQA A-level BIOLOGY 7402/1 Paper 1 MS 2023 V1.0 Final
- Exam (elaborations) • 27 pages • 2023
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AQA A-level BIOLOGY 7402/1 Paper 1 MS 2023 V1.0 Final
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AQA A level BIOLOGY 7402/1 Paper 1 Final Mark scheme June 2022 MARK SCHEME – A-LEVEL BIOLOGY – 7402/1 – JUNE 2021 AQA A level BIOLOGY 7402/1 Paper 1 Final Mark scheme June 2022 3. Marking points 3.1
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AQA A level BIOLOGY 7402/1 Paper 1 Final Mark scheme June 
2022 
MARK SCHEME – A-LEVEL BIOLOGY – 7402/1 – JUNE 2021 
AQA A level BIOLOGY 7402/1 Paper 1 Final Mark scheme 
June 
2022 
3. Marking points 
3.1 Marking of lists 
This applies to questions requiring a set number of responses, but for which students have provided extra responses. The general principle to be followed in such a situation is that ‘right + wrong = wrong’. 
Each error / contradiction negates each correct response. ...
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2023 AQA A LEVEL BIOLOGY PAPER 1 QUESTION PAPER AND MARK SCHEME 74021 BUNDLE
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2023 AQA A LEVEL BIOLOGY PAPER 1 QUESTION PAPER AND MARK SCHEME 74021 BUNDLE
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AQA A level BIOLOGY 7402/1 Paper 1 Final Mark scheme June 2021
- Exam (elaborations) • 23 pages • 2023
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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 used by them in this examination. The standardisation process ensures that the mark scheme covers the students’ responses to questions and that every associate understands and applies it in the same correct way. 
As ...
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AQA A-level BIOLOGY (7402/1) Paper 1 Mark scheme 2021 SPECIMEN V1
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AQA A-level BIOLOGY (7402/1) Paper 1 Mark scheme 2021 SPECIMEN V1 
 
1.1 Describe the induced fit model of enzyme action and how an enzyme acts as a catalyst. - - The substrate binds to the active site and forms an ES complex. 
- The active site changes shape slightly so it's complimentary to the substrate. 
- This reduces the activation energy. 
1.2 Tick one box to show which are the substrate the scientists must add to the reaction mixture is to produce ATP. - - Adenosine diphosphate. 
1.3 ...
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AQA A LEVEL BIOLOGY PAPER 1 7402-1 2021 MARK SCHEME MS
- Exam (elaborations) • 24 pages • 2023
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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 A-level BIOLOGY (7402/1) Paper 1 Mark scheme 2021 SPECIMEN V1
- Exam (elaborations) • 17 pages • 2021
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AQA A-level BIOLOGY (7402/1) Paper 1 Mark scheme 2021 SPECIMEN V1
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AQA A-level BIOLOGY 7402/1 Paper 1 Version: 1.0 Final *jun237402101* IB/M/Jun23/E9 7402/1
- Exam (elaborations) • 64 pages • 2024
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AQA 
A-level 
BIOLOGY 
7402/1 
Paper 1 
Version: 1.0 Final 
*jun* 
IB/M/Jun23/E9 7402/1 
For Examiner’s Use 
Question Mark 
1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
TOTAL 
Wednesday 7 June 2023 Afternoon 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. 
• You must answer the questions...
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