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GCSE Biology Revision: AQA Higher Tier Notes

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GCSE AQA Higher Biology

GCSE Biology revision for AQA Higher tier: free notes across 8 topics, each split into subtopics and lessons.

8 topics and 154 lessons for GCSE AQA Higher Biology. Each topic lists its subtopics so you can go straight to the part you need.

8

Topics

154

Lessons

Revise Right Mocks '26

AQA GCSE Biology mock draft, 26–31 Oct. Draft coverage: Biology Paper 1 (Higher tier). Reviewed for an original-practice sitting; check student availability before registering. Marking and results will follow later, after separate approval. Eligible new accounts receive a five-day Pro trial when signup email verification completes. Previous trials keep their original expiry. After expiry, new papers need Pro unless you have an explicitly confirmed free sitting offer for this event. That offer adds no Pro time or AI learning. Saved attempts and released results remain readable. No card or automatic charge.

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GCSE AQA Higher Biology topics

Every topic in this course, with the subtopics inside each one.

Topics and what they cover

  • Cell biology: 22 lessons: Cell structure, Cell division, Transport in cells
  • Organisation: 14 lessons: Principles of organisation, Animal tissues, organs and organ systems, Plant tissues, organs and systems
  • Infection and response: 17 lessons: Communicable diseases, Monoclonal antibodies (biology only) (HT only), Plant disease (biology only)
  • Bioenergetics: 13 lessons: Photosynthesis, Respiration
  • Homeostasis and response: 22 lessons: Homeostasis, The human nervous system, Hormonal coordination in humans, Plant hormones (biology only)
  • Inheritance, variation and evolution: 27 lessons: Reproduction, Variation and evolution, The development of understanding of genetics and evolution, Classification of living organisms
  • Ecology: 36 lessons: Adaptations, interdependence and competition, Organisation of an ecosystem, Biodiversity and the effect of human interaction on ecosystems, Trophic levels in an ecosystem (biology only), Food production (biology only)
  • Key ideas: 3 lessons: Key ideas

Frequently asked questions

How do I know GCSE AQA Higher Biology is my course?

Check the level, exam board and tier with your teacher, or look at the front of a past paper you have been given. Content differs between boards, so it is worth getting this right first.

Where should I start?

Start with the topic you find hardest, or the one your next test is on. Read a lesson, then close it and write down what you remember before moving on.

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