CAIE · a-level
9700 Biology
Syllabus-aligned lessons for Cambridge 9700. Open a topic for the full lesson, or jump straight to flashcards, FAQ, quiz and practice — then mark a real past-paper question.
By paper
Topics
- 1.1The microscope in cell studies
- 1.2Cells as the basic units of living organisms
- 2.1Testing for biological molecules
- 2.2Carbohydrates and lipids
- 2.3Proteins
- 2.4Water
- 3.1Mode of action of enzymes
- 3.2Factors that affect enzyme action
- 4.1Fluid mosaic membranes
- 4.2Movement into and out of cells
- 5.1Replication and division of nuclei and cells
- 5.2Chromosome behaviour in mitosis
- 6.1Structure of nucleic acids and replication of DNA
- 6.2Protein synthesis
- 7.1Structure of transport tissues
- 7.2Transport mechanisms
- 8.1The circulatory system
- 8.2Transport of oxygen and carbon dioxide
- 8.3The heart
- 9.1The gas exchange system
- 10.1Infectious diseases
- 10.2Antibiotics
- 11.1The immune system
- 11.2Antibodies and vaccination
- 12.1Energy
- 12.2Respiration
- 13.1Photosynthesis as an energy transfer process
- 13.2Investigation of limiting factors
- 14.1Homeostasis in mammals
- 14.2Homeostasis in plants
- 15.1Control and coordination in mammals
- 15.2Control and coordination in plants
- 16.1Passage of information from parents to offspring
- 16.2The roles of genes in determining the phenotype
- 16.3Gene control
- 17.1Variation
- 17.2Natural and artificial selection
- 17.3Evolution
- 18.1Classification
- 18.2Biodiversity
- 18.3Conservation
- 19.1Principles of genetic technology
- 19.2Genetic technology applied to medicine
- 19.3Genetically modified organisms in agriculture