Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Edexcel Level 3 GCE
Monday 11 May 2026
Mark Scheme (Results)
Morning (Time: 1 hour 30 minutes) Paper
reference 8BN0/01
Biology A (Salters Nuffield)
Summer 2026
Advanced Subsidiary
PAPER 1: Lifestyle, Transport, Genes and Health
You must have: Total Marks
Scientific calculator, HB pencil, ruler
Instructions
•• Use black ink or ball‑point pen. Edexcel Advanced Subsidiary in Biology A Salters
Fill in the boxes at the top of this page with your name,
centre number and candidate number.
Nuffield
•• Answer all questions.
Show all your working out in calculations and include units where appropriate.
• Answer the questions in the spaces provided
– there may be more space than you need.
8BN0/01
Information
•• The total mark for this paper is 80.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• toIn the question marked with an asterisk (*), marks will be awarded for your ability
structure 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
P79078A Education Ltd.
P:1/1/1/1/1/1/1/1/
*P79078A0128*
, Answer ALL questions. Write your answers in the spaces provided.
Edexcel and BTEC Qualifications
Some questions must be answered with a cross in a box . If you change your mind about an
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
answer, put a line through the box and then mark your new answer with a cross . Edexcel and BTEC qualifications are awarded by the UK’s
largest awarding body. We provide a wide range of qualifications
1 Various risk factors can affect the risk of coronary heart disease in an individual.
including academic, vocational, occupational and specific
The table shows some data from one adult that could be used to assess their risk of programmes for employers. For further information visit our
coronary heart disease. qualifications websites at or .
Alternatively, you can get in touch with us using the details on our
BMI 28 contact us page at
waist : hip 0.95
units of alcohol 3 units a day
(a) The table shows BMI classifications.
helping people progress, everywhere
BMI Classification aspires to be the world’s leading learning company. Our aim is to help
<18.5 underweight everyone progress in their lives through education. We believe in every kind of
learning, for all kinds of people, wherever they are in the world. We’ve been
18.5 – 24.9 normal weight involved in education for over 150 years, and by working across 70 countries, in
25.0 – 29.9 overweight 100 languages, we have built an international reputation for our commitment to
high standards and raising achievement through innovation in education. Find
30.0 obese out more about how we can help you and your students at:
(i) What is the BMI classification for this adult?
(1)
A underweight
B normal weight
C overweight
D obese
(ii) Which of the following are used in the equation to calculate BMI?
(1)
A height mass3
Summer 2026
B height mass2 Question Paper Log Number P79078A
Publication Code 8BN0_01_2606_MS
C height2 mass All the material in this publication is
D height2 mass2
2
*P79078A0228*
, General Marking Guidance
(b) The recommended alcohol intake is no more than 14 units a week.
A waist‑to‑hip ratio of more than 0.9 indicates abdominal obesity. • All candidates must receive the same treatment. Examiners must mark the
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
State and justify what conclusion can be made about the risk of coronary first candidate in exactly the same way as they mark the last.
heart disease for this individual. • Mark schemes should be applied positively. Candidates must be rewarded
(1)
for what they have shown they can do rather than penalised for omissions.
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . • Examiners should mark according to the mark scheme not according to their
perception of where the grade boundaries may lie.
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
• There is no ceiling on achievement. All marks on the mark scheme should be
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
used appropriately.
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
• All the marks on the mark scheme are designed to be awarded. Examiners
should always award full marks if deserved, i.e. if the answer matches the
Describe two other tests that could be carried out to assess the risk of coronary mark scheme. Examiners should also be prepared to award zero marks if the
heart disease for this individual.
(2) candidate’s response is not worthy of credit according to the mark scheme.
• Where some judgement is required, mark schemes will provide the principles
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
by which marks will be awarded and exemplification may be limited.
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . • When examiners are in doubt regarding the application of the mark scheme
to a candidate’s response, the team leader must be consulted.
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
• Crossed out work should be marked UNLESS the candidate has replaced it
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . with an alternative response.
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(Total for Question 1 = 5 marks)
3
*P79078A0328* Turn over
, 2 Transcription and translation are two processes that occur in cells.
s
(a) This sequence of bases is part of an mRNA strand.
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
AUG CUG GGG UUA AGU CAG ACG UAC
(i) Which DNA base sequence was transcribed to produce this part of the
mRNA strand?
de
(1)
DNA base sequence
A ATG CTG GGG TTA AGT CAG ACG TAC
B AUG CUG GGG UUA AGU CAG ACG UAC
C TAC GAC CCC AAT TCA GTC TGC ATG
D TUC GUC CCC UUT TCU GTC TGC UTG
ra
(ii) Which of the following bonds joins the nucleotides together in a strand
of mRNA?
(1)
A disulfide
B glycosidic
C peptide
g
D phosphodiester
(iii) Which row is correct for the process of transcription?
(1)
location enzyme involved
st
A cytoplasm DNA polymerase
B cytoplasm RNA polymerase
C nucleus DNA polymerase
D nucleus RNA polymerase
be
4
*P79078A0428*
Candidate surname Other names
Centre Number Candidate Number
Edexcel Level 3 GCE
Monday 11 May 2026
Mark Scheme (Results)
Morning (Time: 1 hour 30 minutes) Paper
reference 8BN0/01
Biology A (Salters Nuffield)
Summer 2026
Advanced Subsidiary
PAPER 1: Lifestyle, Transport, Genes and Health
You must have: Total Marks
Scientific calculator, HB pencil, ruler
Instructions
•• Use black ink or ball‑point pen. Edexcel Advanced Subsidiary in Biology A Salters
Fill in the boxes at the top of this page with your name,
centre number and candidate number.
Nuffield
•• Answer all questions.
Show all your working out in calculations and include units where appropriate.
• Answer the questions in the spaces provided
– there may be more space than you need.
8BN0/01
Information
•• The total mark for this paper is 80.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• toIn the question marked with an asterisk (*), marks will be awarded for your ability
structure 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
P79078A Education Ltd.
P:1/1/1/1/1/1/1/1/
*P79078A0128*
, Answer ALL questions. Write your answers in the spaces provided.
Edexcel and BTEC Qualifications
Some questions must be answered with a cross in a box . If you change your mind about an
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
answer, put a line through the box and then mark your new answer with a cross . Edexcel and BTEC qualifications are awarded by the UK’s
largest awarding body. We provide a wide range of qualifications
1 Various risk factors can affect the risk of coronary heart disease in an individual.
including academic, vocational, occupational and specific
The table shows some data from one adult that could be used to assess their risk of programmes for employers. For further information visit our
coronary heart disease. qualifications websites at or .
Alternatively, you can get in touch with us using the details on our
BMI 28 contact us page at
waist : hip 0.95
units of alcohol 3 units a day
(a) The table shows BMI classifications.
helping people progress, everywhere
BMI Classification aspires to be the world’s leading learning company. Our aim is to help
<18.5 underweight everyone progress in their lives through education. We believe in every kind of
learning, for all kinds of people, wherever they are in the world. We’ve been
18.5 – 24.9 normal weight involved in education for over 150 years, and by working across 70 countries, in
25.0 – 29.9 overweight 100 languages, we have built an international reputation for our commitment to
high standards and raising achievement through innovation in education. Find
30.0 obese out more about how we can help you and your students at:
(i) What is the BMI classification for this adult?
(1)
A underweight
B normal weight
C overweight
D obese
(ii) Which of the following are used in the equation to calculate BMI?
(1)
A height mass3
Summer 2026
B height mass2 Question Paper Log Number P79078A
Publication Code 8BN0_01_2606_MS
C height2 mass All the material in this publication is
D height2 mass2
2
*P79078A0228*
, General Marking Guidance
(b) The recommended alcohol intake is no more than 14 units a week.
A waist‑to‑hip ratio of more than 0.9 indicates abdominal obesity. • All candidates must receive the same treatment. Examiners must mark the
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
State and justify what conclusion can be made about the risk of coronary first candidate in exactly the same way as they mark the last.
heart disease for this individual. • Mark schemes should be applied positively. Candidates must be rewarded
(1)
for what they have shown they can do rather than penalised for omissions.
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . • Examiners should mark according to the mark scheme not according to their
perception of where the grade boundaries may lie.
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
• There is no ceiling on achievement. All marks on the mark scheme should be
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
used appropriately.
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
• All the marks on the mark scheme are designed to be awarded. Examiners
should always award full marks if deserved, i.e. if the answer matches the
Describe two other tests that could be carried out to assess the risk of coronary mark scheme. Examiners should also be prepared to award zero marks if the
heart disease for this individual.
(2) candidate’s response is not worthy of credit according to the mark scheme.
• Where some judgement is required, mark schemes will provide the principles
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
by which marks will be awarded and exemplification may be limited.
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . • When examiners are in doubt regarding the application of the mark scheme
to a candidate’s response, the team leader must be consulted.
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
• Crossed out work should be marked UNLESS the candidate has replaced it
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . with an alternative response.
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(Total for Question 1 = 5 marks)
3
*P79078A0328* Turn over
, 2 Transcription and translation are two processes that occur in cells.
s
(a) This sequence of bases is part of an mRNA strand.
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
AUG CUG GGG UUA AGU CAG ACG UAC
(i) Which DNA base sequence was transcribed to produce this part of the
mRNA strand?
de
(1)
DNA base sequence
A ATG CTG GGG TTA AGT CAG ACG TAC
B AUG CUG GGG UUA AGU CAG ACG UAC
C TAC GAC CCC AAT TCA GTC TGC ATG
D TUC GUC CCC UUT TCU GTC TGC UTG
ra
(ii) Which of the following bonds joins the nucleotides together in a strand
of mRNA?
(1)
A disulfide
B glycosidic
C peptide
g
D phosphodiester
(iii) Which row is correct for the process of transcription?
(1)
location enzyme involved
st
A cytoplasm DNA polymerase
B cytoplasm RNA polymerase
C nucleus DNA polymerase
D nucleus RNA polymerase
be
4
*P79078A0428*
