Biology, 05.12.2020 02:50 bridneyfondren
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Bronchitis is a condition that's characterized by coughing and the secretion of mucus. A person with bronchitis has inflamed airways, which makes it hard to breathe. Where does a bronchitis infection start?
ŠŠ. brain
OB. heart
OC. lungs
OD. throat
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Select the correct answer.
Bronchitis is a condition that's characterized by coughing and the secre...
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