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what organ in the respiratory system where exchange of gases takes place?

A. Nose C. Bronchioles
B. Trachea D. Alveoli


Sagot :

msmo

btw thank you sa points

Answer:

D. Alveoli

Explanation:

The alveoli are where the lungs and the blood exchange oxygen and carbon dioxide during the process of breathing in and breathing out. Oxygen breathed in from the air passes through the alveoli and into the blood and travels to the tissues throughout the body.