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Ede4ka [16]
2 years ago
11

Pls help again, brainlist!!!!!!!!!!!!!!!!!

Biology
1 answer:
Vlad1618 [11]2 years ago
7 0

Answer:

Inside the air sacs, oxygen moves across paper-thin walls to tiny blood vessels called capillaries and into your blood. A protein called haemoglobin in the red blood cells then carries the oxygen around your body.

Explanation:

hope it will help you

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Hope this helps!

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