AQA AS BIOLOGY 7401/1 Paper 1 Question Paper June 2022. Describe the mechanism for the absorption of amino acids in the ileum.
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AQA AS BIOLOGY 7401/1 Paper
1 Question Paper June 2022
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AS
BIOLOGY
Paper 1
Time allowed: 1 hour 30 minutes
Materials For Examiner’s Use
For this paper you must have:
• a ruler with millimetre measurements Question Mark
• a scientific calculator. 1
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Instructions
• Use black ink or black ball-point pen. 3
• Fill in the boxes at the top of this page. 4
• Answer all questions. 5
• You must answer the questions in the spaces provided. Do not write
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• Show all your working.
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• Do all rough work in this book. Cross through any work you do not want
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• The marks for the questions are shown in brackets.
• The maximum mark for this paper is 75.
*JUN227401101*
IB/M/Jun22/E9 7401/1
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0 1 . 1 Figure 1 shows the structure of some biological molecules.
Figure 1
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