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www.nursylab.comAQA A Level Biology
➔ AQA A Level Biology
2021 Paper 2 QP
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AQA A LEVEL BIOLOGY PAPER
2 2021
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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 2
Time allowed: 2 hours
Materials
For Examiner’s Use
For this paper you must have:
• a ruler with millimetre measurements Question Mark
• a scientific calculator.
1
Instructions 2
• Use black ink or black ball-point pen. 3
• Fill within the boxes at the top based on this page. 4
• Answer all questions.
5
• You must answer the questions within the spaces provided. Do not write
outside the box around each page or on blank pages. 6
• If you need extra space for your answer(s), use the lined pages at the end based on 7
this book. Write the question number against your answer(s). 8
• Show all your working.
9
• Do all rough work within this book. Cross through any work you do not want
to be marked. 10
TOTAL
Information
• The marks for the questions are shown within brackets.
• The maximum mark for this paper is 91.
*JUN21740220 Do1wnlo* www.nursylab.com
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2
Do not write
outside the
Answer all questions within the spaces provided. box
0 1 . 1 Describe the process based on glycolysis.
[4 marks]
0 1 . 2 Malonate inhibits a reaction within the Krebs cycle.
Explain why malonate would decrease the uptake based on oxygen within a respiring cell.
[2 marks]
0
6
.
axonthan along a non-myelinated axon.
[3 marks]
*02*
IB/H/Jun21/7402/2
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