BRAINCAKE

AQA GCSE Biology

AQA Biology (8461)7 topics94 lessons

AQA GCSE Biology revision for AQA Biology (8461): 7 topics and 94 short lessons, each with R.E.C.I.P.E. recall steps and a quiz. The topics follow the AQA specification.

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1. Cell biology

12 lessons

  1. Eukaryotes and prokaryotes
  2. Animal and plant cells
  3. Cell specialisation
  4. Cell differentiation
  5. Microscopy
  6. Culturing microorganisms (biology only)
  7. Chromosomes
  8. Mitosis and the cell cycle
  9. Stem cells
  10. Diffusion
  11. Osmosis
  12. Active transport

2. Organisation

9 lessons

  1. The human digestive system
  2. The heart and blood vessels
  3. Blood
  4. Coronary heart disease: a non-communicable disease
  5. Health issues
  6. The effect of lifestyle on some non-communicable diseases
  7. Cancer
  8. Plant tissues
  9. Plant organ system

3. Infection and response

13 lessons

  1. Communicable (infectious) diseases
  2. Viral diseases
  3. Bacterial diseases
  4. Fungal diseases
  5. Protist diseases
  6. Human defence systems
  7. Vaccination
  8. Antibiotics and painkillers
  9. Discovery and development of drugs
  10. Producing monoclonal antibodies
  11. Uses of monoclonal antibodies
  12. Detection and identification of plant diseases
  13. Plant defence responses

4. Bioenergetics

6 lessons

  1. Photosynthetic reaction
  2. Rate of photosynthesis
  3. Uses of glucose from photosynthesis
  4. Aerobic and anaerobic respiration
  5. Response to exercise
  6. Metabolism

5. Homeostasis and response

13 lessons

  1. Structure and function
  2. The brain (biology only)
  3. The eye (biology only)
  4. Control of body temperature (biology only)
  5. Human endocrine system
  6. Control of blood glucose concentration
  7. Maintaining water and nitrogen balance in the body (biology only)
  8. Hormones in human reproduction
  9. Contraception
  10. The use of hormones to treat infertility (HT only)
  11. Negative feedback (HT only)
  12. Control and coordination
  13. Use of plant hormones (HT only)

6. Inheritance, variation and evolution

20 lessons

  1. Sexual and asexual reproduction
  2. Meiosis
  3. Advantages and disadvantages of sexual and asexual reproduction (biology only)
  4. DNA and the genome
  5. DNA structure (biology only)
  6. Genetic inheritance
  7. Inherited disorders
  8. Sex determination
  9. Variation
  10. Evolution
  11. Selective breeding
  12. Genetic engineering
  13. Cloning (biology only)
  14. Theory of evolution (biology only)
  15. Speciation (biology only)
  16. The understanding of genetics (biology only)
  17. Evidence for evolution
  18. Fossils
  19. Extinction
  20. Resistant bacteria

7. Ecology

21 lessons

  1. Communities
  2. Abiotic factors
  3. Biotic factors
  4. Adaptations
  5. Levels of organisation
  6. How materials are cycled
  7. Decomposition (biology only)
  8. Impact of environmental change (biology only) (HT only)
  9. Biodiversity
  10. Waste management
  11. Land use
  12. Deforestation
  13. Global warming
  14. Maintaining biodiversity
  15. Trophic levels
  16. Pyramids of biomass
  17. Transfer of biomass
  18. Factors affecting food security
  19. Farming techniques
  20. Sustainable fisheries
  21. Role of biotechnology