EduNinjaEduNinja
IB Biology
A Unity and Diversity
A1.1 Water
A1.2 Nucleic acids
A2.1 Origins of cells
A2.2 Cell structure
A2.3 Viruses [HL only]
A3.1 Diversity of organisms
A3.2 Classification and cladistics [HL only]
A4.1 Evolution and speciation
A4.2 Conservation of biodiversity
B Form and Function
B1.1 Carbohydrates and lipids
B1.2 Proteins
B2.1 Membranes and membrane transport
B2.2 Organelles and compartmentalization
B2.3 Cell specialization
B3.1 Gas exchange
B3.2 Transport
B3.3 Muscle and motility [HL only]
B4.1 Adaptation to environment
B4.2 Ecological niches
C Interaction and Interdependence
C1.1 Enzymes and metabolism
C1.2 Cell respiration
C1.3 Photosynthesis
C2.1 Chemical signalling [HL only]
C2.2 Neural signalling
C3.1 Integration of body systems
C3.2 Defence against disease
C4.1 Populations and communities
C4.2 Transfers of energy and matter
D Continuity and Change
D1.1 DNA replication
D1.2 Protein synthesis
D1.3 Mutation and gene editing
D2.1 Cell and nuclear division
D2.2 Gene expression [HL only]
D2.3 Water potential
D3.1 Reproduction
D3.2 Inheritance
D3.3 Homeostasis
D4.1 Natural selection
D4.2 Stability and change
D4.3 Climate change
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