B1 - Cells and organization
B1.1 - Prokaryotic and eukaryotic cell structureB1.2 - Microscopy, magnification and scaleB1.3 - Specialized cells and differentiationB1.4 - Diffusion, osmosis and active transportB1.5 - Tissues, organs and organ systems
B2 - Biological molecules and enzymes
B2.1 - Carbohydrates, lipids, proteins and nucleic acidsB2.2 - Food tests and interpreting observationsB2.3 - Enzyme action and specificityB2.4 - Effects of temperature, pH and concentration on enzymesB2.5 - Planning and evaluating enzyme investigations
B3 - Nutrition and digestion
B4 - Gas exchange, transport and circulation
B5 - Energy in living systems
B6 - Coordination and homeostasis
B7 - Reproduction, inheritance and genetics
B8 - Evolution and classification
B9 - Ecology and cycles
B10 - Health, disease and biotechnology