Cambridge International A Level Biology (9700) – Topical Revision Checklist 2026

Track your confidence level (1–5) for each topic. Aligned to the Cambridge AS & A Level Biology 9700 syllabus for 2026 exams.

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TopicSub-TopicConfidence (1–5)Last ReviewedNext Review
1. Cell structureCell organelles and microscopy
1. Cell structureEukaryotic and prokaryotic cells
1. Cell structureCell membranes and transport
2. Biological moleculesCarbohydrates, lipids, proteins
2. Biological moleculesWater
2. Biological moleculesNucleic acids and ATP
3. EnzymesMechanism of enzyme action
3. EnzymesFactors affecting activity
3. EnzymesInhibition and applications
4. Cell membranes and transportFluid mosaic model
4. Cell membranes and transportDiffusion, osmosis, active transport
4. Cell membranes and transportBulk transport
5. The mitotic cell cyclePhases of mitosis
5. The mitotic cell cycleControl of the cell cycle
5. The mitotic cell cycleRole in growth and repair
6. Nucleic acids and protein synthesisStructure of DNA and RNA
6. Nucleic acids and protein synthesisReplication and transcription
6. Nucleic acids and protein synthesisTranslation and genetic code
7. Transport in plantsXylem and phloem
7. Transport in plantsTranspiration and translocation
7. Transport in plantsPlant adaptations
8. Transport in mammalsBlood components and vessels
8. Transport in mammalsHeart function
8. Transport in mammalsOxygen transport
9. Gas exchangeStructure and function
9. Gas exchangeVentilation mechanisms
9. Gas exchangeAdaptations in mammals and insects
10. Infectious diseasePathogens and transmission
10. Infectious diseaseBody defences and immunity
10. Infectious diseaseControl and treatment
11. ImmunityImmune response
11. ImmunityVaccination
11. ImmunityMonoclonal antibodies
11. ImmunityAutoimmune diseases
12. Energy and respirationATP and energy transfer
12. Energy and respirationGlycolysis, Krebs cycle
12. Energy and respirationOxidative phosphorylation
12. Energy and respirationAerobic vs anaerobic
13. PhotosynthesisChloroplast structure
13. PhotosynthesisLight-dependent and independent reactions
13. PhotosynthesisLimiting factors
14. HomeostasisNegative feedback
14. HomeostasisBlood glucose and temperature
14. HomeostasisKidney function and osmoregulation
15. CoordinationNeurone structure
15. CoordinationSynaptic transmission
15. CoordinationNervous and hormonal control
15. CoordinationReflex actions
16. Inherited changeMendelian genetics
16. Inherited changeGenetic diagrams
16. Inherited changeLinkage
16. Inherited changeMutation and inheritance patterns
17. Selection and evolutionNatural and artificial selection
17. Selection and evolutionHardy-Weinberg principle
17. Selection and evolutionGenetic drift and speciation
18. Biodiversity and conservationClassification and taxonomy
18. Biodiversity and conservationBiodiversity measures
18. Biodiversity and conservationConservation strategies
19. Genetic technologyDNA technology
19. Genetic technologyPCR, gel electrophoresis
19. Genetic technologyGenetic engineering
19. Genetic technologyApplications and ethics

Use with our Past Paper Finder to practise weak topics.

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