Science, asked by alethiabaker17, 11 months ago

Which part of the respiratory system is responsible for the actual exchange of oxygen and carbon dioxide?
A. trachea
B. alveoli
C. esophagus
D. arteries

Answers

Answered by owaissyed65

1

i think B is the correct answer

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Answered by rahnasadeesh

1

Answer: alveoli

Explanation:because they are situated in lungs

They take the oxygen in and carbon dioxide out through blood

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