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The top documents tagged [efficient exchange surface]
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F211 Exchange and Transport Lungs What do animals need to gain from their environment to stay alive? How do these substances get to cells? What do plants
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Science
Res7 biocontentchecklist (1) OCR Biology AS
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Exchange Systems F211. Explain, in terms of surface-area-to-volume ratio, why multicellular organisms need specialised exchange surfaces and single-celled
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The lung as an organ of exchange. Learning intentions Describe the features of an efficient exchange surface with reference to diffusion of oxygen and
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Settler Describe and explain the 2 features that make an exchange surface efficient (4 marks)
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The lung as an organ of exchange
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