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What are the structures and functions of gas exchanges ?​
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What are the structures and functions of gas exchanges ?​

User Adrianos
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Answer:

Gas exchange takes place only in the lungs, which are the largest organs of the respiratory tract. Lung tissue consists mainly of tiny air sacs called alveoli, which is where gas exchange takes place between the air in the alveoli and the blood in capillaries surrounding them.n:

User AndrewMcLagan
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Answer:

It's C

Step-by-step explanation:

Sorry i just did this question

User AtomAltera
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