Biology, 28.09.2019 08:00 vanna7353

Which of these is the correct order through which oxygen enters the body?
a. blood, alveoli, lungs, bronchi, bronchioles
b. lungs, bronchi, bronchioles, blood, alveoli
c. bronchi, lungs, bronchioles, alveoli, blood
d. lungs, bronchi, bronchioles, alveoli, blood

Answers: 2

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Which of these is the correct order through which oxygen enters the body?
a. blood, alveoli,...