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communication is abstract in the following
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Both alveoli and villi help in increasing surface area of the respective organ. Both are associated with extensive blood capillary network for diffusion of important substances into blood: namely oxygen and dietary nutrients.
Explanation: dasjhsdjog
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it doesnt let me type in a question so u can delete this later. what goal do u mean? a random one? ill answer it if youll answer this thx
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