IB DP Biology SL Flashcards IBDP Physics IBDP Biology IBDP Chemistry IBDP Maths IBDP - All Courses A. Unity and diversity1. MoleculesA1.1 WaterA1.2 Nucleic acids2. CellsA2.1 Origins of cells [HL only]A2.2 Cell structureA2.3 Viruses [HL only]3. OrganismsA3.1 Diversity of organismsA3.2 Classification and cladistics [HL only]4. EcosystemsA4.1 Evolution and speciationA4.2 Conservation of biodiversity B. Form and function1. MoleculesB1.1 Carbohydrates and lipidsB1.2 Proteins2. CellsB2.1 Membranes and membrane transportB2.2 Organelles and compartmentalizationB2.3 Cell specialization3. OrganismsB3.1 Gas exchangeB3.2 TransportB3.3 Muscle and motility [HL only]4. EcosystemsB4.1 Adaptation to environmentB4.2 Ecological niches C. Interaction and interdependence1. MoleculesC1.1 Enzymes and metabolismC1.2 Cell respirationC1.3 Photosynthesis2. CellsC2.1 Chemical signaling [HL only]C2.2 Neural signaling3. OrganismsC3.1 Integration of body systemsC3.2 Defence against disease4. EcosystemsC4.1 Populations and communitiesC4.2 Transfers of energy and matter D. Continuity and change1. MoleculesD1.1 DNA replicationD1.2 Protein synthesisD1.3 Mutations and gene editing2. CellsD2.1 Cell and nuclear divisionD2.2 Gene expression [HL only]D2.3 Water potential3. OrganismsD3.1 ReproductionD3.2 InheritanceD3.3 Homeostasis4. EcosystemsD4.1 Natural selectionD4.2 Stability and changeD4.3 Climate change