5.1.1 Communication and homeostasis a) The need for communication systems b) Cell signaling
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2.1.2 Biological molecules- Lipids
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3.1.3 Transport In plants f) translocation
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4.2.2. Classification and Evolution (g) The types of adaptations of organisms to their environment
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3.1.3 Transport in plants e) Adaptations of xerophytes and hydrophytes
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