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yaroslaw [1]
3 years ago
12

What are three characteristics of the alveoli promote gas exchange?

Spanish
1 answer:
max2010maxim [7]3 years ago
7 0
The surface of alveoli is thin and moist, alveoli has a very large surface area in total;plenty of room for gas exchange, and the surface of alveoli is covered with capillaries.
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