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Which structure of the respiratory system is the site of gas exchange?
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Which structure of the respiratory system is the site of gas exchange?

User Bradvido
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3 votes

Answer:

Alveoli

Step-by-step explanation:

The function of the respiratory system is to move two gases: oxygen and carbon dioxide. Gas exchange takes place in the millions of alveoli in the lungs and the capillaries that envelop them.

User Dana Benson
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4 votes

Answer:

alveoli

Step-by-step explanation:

User Marcadian
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