GCEBiology
BH422/01:
Fundamentals of
biologyA Level
OXFORD
CAMBRIDGE
AND RSA
2024
OCR 2024
, Oxford Cambridge and RSA
Wednesday 5 June 2024 – Afternoon
A Level Biology B (Advancing Biology)
H422/01 Fundamentals of biology
Time allowed: 2 hours 15 minutes
You must have:
• the Insert (inside this document)
• a ruler (cm/mm)
You can use:
• a scientific or graphical calculator
Please write clearly in black ink. Do not write in the barcodes.
Centre number Candidate number
First name(s)
Last name
INSTRUCTIONS
• Use black ink. You can use an HB pencil, but only for graphs and diagrams.
• Write your answer to each question in the space provided. If you need extra space use the lined
pages at the end of this booklet. The question numbers must be clearly shown.
• Answer all the questions.
• Where appropriate, your answer should be supported with working. Marks might begiven
for using a correct method, even if your answer is wrong.
INFORMATION
• The total mark for this paper is 110.
• The marks for each question are shown in brackets [ ].
• Quality of extended response will be assessed in questions marked with an asterisk (*).
• This document has 40 pages.
ADVICE
• Read each question carefully before you start your answer.
OCR is an exempt Charity
Turn over
, 2
Section A
You should spend a maximum of 40 minutes on this section.
Write your answer for each question in the box provided.
1 The diagram shows a molecule of α-glucose.
X
O
H H
H
OH H
Y OH
Z OH
The table below shows chemical groups X, Y and Z labelled on the diagram.
Chemical group
X Y Z
A OH CH2OH H
B CH2OH OH H
C H OH CH2OH
D H CH2OH OH
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