Help plz and thx hope you will tell me ..... (please)

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asked Aug 8, 2018 148k views

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Blueberry · Answer 1 · 2018-08-12T09:17:21+0000

Answer: alveoli are air sacs in lungs which play important role in exchange of gases (oxygen and carbon dioxide) greater the surface area of alveoli greater the exchange of oxygen and carbon dioxide

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Help plz and thx hope you will tell me ..... (please)

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