Health, Disease & the Development of Medicines. 5.1 Disease 5.2 Defence Against Disease 5.3 Development of Medicines.
Plant Structures & their Functions. 6.1 Photosynthesis 6.2 Plant Structure 6.3 Transport in Plants 6.4 Plant Hormones.
Exchange & Transport in Animals. 8.1 Transport in Animals 8.2 Respiration 8.3 Gas Exchange 8.4 Circulatory System.
Ecosystems & Material Cycles. 9.1 The Organism in the Environment 9.2 Feeding Relationships 9.3 Cycles within Ecosystems 9.4 Human Influences on the Environment 9.5 Food Production.
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