Exchanging substances
- Created by: Meli3380
- Created on: 16-02-20 22:37
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Exchanging substances
Gas exchange happens in the lungs, the job of the lungs is to transfer oxygen to the blood and to remove waste carbon dioxide from it.
To do this the lungs contain millions of little air sacs called alveoli where gas exchange take place.
Alveoli have an enormous surface area,…
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