why do humans require lungs?
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Humans require lungs to:-
1 Exchange the gases like 02 and CO2
2 To safeguard itself from harmful gases
1 Exchange the gases like 02 and CO2
2 To safeguard itself from harmful gases
Answered by
1
Oxygen is the most important for keeping us alive because body cells need it for energy and growth. ... The lungs and respiratory system allow oxygen in the air to be taken into the body, while also enabling the body to get rid of carbon dioxide in the air breathed out.
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