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AQA A-level BIOLOGY Paper 2 QP 2021
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AQA A-level BIOLOGY Paper 2 QP 2021
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Stuvia.com - The Marketplace to Buy and Sell your Study MaterialA-level
BIOLOGY
Paper 2
AQA
Time allowed: 2 hours
Materials For Examiner’s Use
For this paper you must have:
• a ruler with millimetre measurements
• a scientific calculator. Question Mark
Instructions 1
• Use black ink or black ball-point pen.
• Fill in the boxes at the top of this page. 2
• Answer all questions.
• You must answer the questions in the spaces provided. Do not write outside the 3
box around each page or on blank pages.
• If you need extra space for your answer(s), use the lined pages at the end of this
4
book. Write the question number against your answer(s).
• Show all your working.
• Do all rough work in this book. Cross through any work you do not want to be 5
marked.
6
Information
• The marks for the questions are shown in brackets.
7
• The maximum mark for this paper is 91.
8
9
10
TOTAL
Please write clearly in block capitals.
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Answer all questions in the spaces provided.
0 1 .1 Describe the process of glycolysis.
[4 marks]
6
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0 1 .2
Malonate inhibits a reaction in the Krebs cycle.
Explain why malonate would decrease the uptake of oxygen in a respiring cell.
[2 marks]
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