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AQA AS BIOLOGY PAPER 2 QUESTION PAPER MAY 2023
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AQA AS BIOLOGY PAPER 2 QUESTION PAPER MAY 2023
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AQA AS BIOLOGY PAPER 2 QUESTION PAPER MAY 2023Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
AS BIOLOGY
Paper 2
Thursday 25 May 2023 Morning Time allowed: 1 hour 30 minutes
, 2
Do not write
outside the
box
Materials
For this paper you must have: For Examiner’s Use
• 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 4
this book. Write the question number against your answer(s).
• Show all your working. 5
• Do all rough work in this book. Cross through any work you do not want to be
marked. 6
Information 7
• The marks for the questions are shown in brackets.
• The maximum mark for this paper is 75. 8
9
10
TOTAL
*JUN237401201* IB/M/Jun23/E9 7401/2
Answer all questions in the spaces provided.
IB/M/Jun23/7401/2
, 3
Do not write outside the
. box
Which statement about the function of ribosomes is correct?
0 1 .1
Tick () one box.
[1 mark]
Site of transcription, catalyse the joining of amino acids by hydrolysis
reactions
Site of transcription, catalyse the joining of nucleotides by
condensation reactions
Site of translation, catalyse the joining of amino acids by condensation
reactions
Site of translation, catalyse the joining of nucleotides by hydrolysis
reactions
Turn over ►
IB/M/Jun23/7401/2
, 4
Do not write
outside the
box
Name two biological molecules that can be coded for by a gene.
0 1 .2
Do not include a polypeptide or protein in your answer.
[1 mark]
1
2
*02*
IB/M/Jun23/7401/2
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