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AQA · A level

AQA A Level Biology textbook answers

Direct links to the official OUP answer PDFs for all 21 chapters, section questions and synoptic material.

Publisher
Oxford University Press
Edition
AQA Biology A Level, second edition (Toole and Toole)
Availability
32 direct files
Link review
July 2026
View the OUP answer collection
Links open the original publisher file.PDFs open in a new tab. Check the edition above before using them.

Official answer files

Year 1 / AS Level answers

10 entries
1 Biological molecules
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2 Nucleic acids
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3 Cell structure
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4 Transport across cell membranes
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5 Cell recognition and the immune system
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6 Exchange
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7 Mass transport
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8 DNA, genes and protein synthesis
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9 Genetic diversity
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10 Biodiversity
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Year 2 / A Level answers

11 entries
11 Photosynthesis
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12 Respiration
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13 Energy and ecosystems
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14 Response to stimuli
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15 Nervous coordination and muscles
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16 Homeostasis
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17 Inherited change
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18 Populations and evolution
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19 Populations in ecosystems
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20 Gene expression
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21 Recombinant DNA technology
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Section, additional and synoptic answers

11 entries
S1 Section 1 answers
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S2 Section 2 answers
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S3 Section 3 answers
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S4 Section 4 answers
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S5 Section 5 answers
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S6 Section 6 answers
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S7 Section 7 answers
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S8 Section 8 answers
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AS Additional Year 1 / AS answers
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A A Level additional questions
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Σ Synoptic question answers
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