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Pearson Edexcel Level 3 GCE Advanced PAPER 1: Advanced Biochemistry, Microbiology and Genetics QP JUNE 2024 $12.99   Add to cart

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Pearson Edexcel Level 3 GCE Advanced PAPER 1: Advanced Biochemistry, Microbiology and Genetics QP JUNE 2024

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Pearson Edexcel Level 3 GCE Advanced PAPER 1: Advanced Biochemistry, Microbiology and Genetics QP JUNE 2024

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  • September 7, 2024
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Please check the examination details below before entering your candidate information
Candidate surname Other names


Centre Number Candidate Number




Pearson Edexcel Level 3 GCE
Wednesday 5 June 2024
Afternoon (Time: 1 hour 45 minutes) Paper
reference 9BI0/01
Biology B 🞍 🞍


Advanced
PAPER 1: Advanced Biochemistry, Microbiology and
Genetics

You must have: Total Marks
Scientific calculator, HB pencil, ruler


Pearson Edexcel Level 3 GCE Advanced PAPER 1: Advanced Biochemistry, Microbiology and Genetics QP
JUNE 2024
Instructions

•• Use black ink or ball‑point pen.
Fill in the boxes at the top of this page with your name,
centre number and candidate number.
•• Answer all questions.
Answer the questions in the spaces provided
– there may be more space than you need.

Information

•• The total mark for this paper is 90.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• Instructure
question(s) marked with an asterisk (*), marks will be awarded for your ability to
your answer logically showing how the points that you make are related
or follow on from each other where appropriate.

Advice
• Read each question carefully before you start to answer it.
• Try to answer every question.
• Check your answers if you have time at the end.
Turn over


P78663A
©2024 Pearson Education Ltd.
F:1/1/1/1/1/1/

, Answer ALL questions.

Some questions must be answered with a cross in a box . If you change your mind about an




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answer, put a line through the box and then mark your new answer with a cross .

1 Blood is pumped around the body in blood vessels to supply cells with nutrients
and oxygen.
(a) Which box in each row of the table shows where endothelial cells and valves
are found?
(2)

Type of blood vessel
Features of
blood vessels both capillaries capillaries neither capillaries
veins only
and veins only nor veins

Endothelial cells


Valves




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(b) Nutrients and oxygen pass into cells from tissue fluid.
Explain how tissue fluid is formed.
(2)

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(Total for Question 1 = 4 marks)




2
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, 2 Glucose is a monosaccharide that is found in sucrose, amylose and amylopectin.

(a) Sucrose is made from glucose and one other molecule.
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Which row of the table gives the name of this molecule and the type of reaction
that joins the two molecules together?

(1)
Name of molecules Type of reaction
A fructose condensation
B fructose hydrolysis
C galactose condensation
D galactose hydrolysis


(b) Compare and contrast the structure of amylose and amylopectin.
(3)
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(Total for Question 2 = 4 marks)




3
🞍🞍🞍🞍 Turn over

, 3 Viruses can replicate using the lytic cycle.

Viruses can be grown in a laboratory by culturing them with appropriate cells.




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(a) Explain why viruses have to be cultured with ‘appropriate cells’.
(2)

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(b) The graph shows the changes in the number of viruses after they had been added




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to the cells.

8



7


Log10 number
of viruses 6



5

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4
0 20 40 60 80 100

Time after adding viruses to the cells / min




4
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