Question

plssss answer this question​

Answer 1

Answer:

This happens in the lungs between the alveoli and a network of tiny blood vessels called capillaries,

Explanation:

which are located in the walls of the alveoli. Here you see red blood cells traveling through the capillaries. The walls of the alveoli share a membrane with the capillaries.

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Answer 2

the tiny particles in the lungs also know as alveoli