how alveoli can speed up the process of exchange of gasses during breathing for class 7 hurry up please it's argent
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ok
Explanation:
they exchange gases as they have specialized cells which help them to
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The alveoli are thin-walled and richly supplied with a network of blood vessels to facilitate the exchange of gases between blood and the air-filled in alveoli. They have a balloon-like structure that provides maximum surface area for exchange of gases.
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