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mixas84 [53]
3 years ago
10

In the lungs, there are tiny sacs called alveoli. Gas exchange will need

Biology
2 answers:
Ierofanga [76]3 years ago
5 0

When air is inhaled, oxygen diffuses from the alveoli into the blood to be used for respiration by the body’s cells. Carbon dioxide is a waste product made by the body’s cells during respiration.

leonid [27]3 years ago
5 0

Answer:

carbon dioxide and oxygen

Explanation:

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