Combined Science Diagnosis Biology B1.3 Infection and Response B1.4 Bioenergetics B2.1 Homeostasis and Response B2.2 Inheritance, variation and evolution B2.3 Ecology B1.1 Cell Biology B1.2 Organisation Chemistry C1.3 Quantative C1.4 Chemical changes C1.5 Energy changes C2.1 Rate and extent of chemical change C2.2 Organic chemistry C2.3 Chemical analysis C2.4 Chemistry of atmosphere C2.5 Using reources C1.1 Atomic structure C1.2 Bonding structure Physics P1.2 Electricity P1.3 Particle model P1.4 Atomic structure P2.1 Forces P2.2 Magnetism electromagnetism P2.3 Waves P1.1 Energy