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2 votes
Which chemical in tobacco smoke may damage cilia in the respiratory

system?
tar
nitrogen
carbon monoxide
nicotine

User Danjam
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2 Answers

2 votes
The answer may be (A) hope help!❤️
User Kummo
by
7.1k points
5 votes

Answer:

nicotine

Step-by-step explanation:

User Jewell
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