D. Carbon monoxide
____________ is a substance in tobacco smoke that reduces the blood’s ability to carry oxygen.
(1 point)
A. Tar
B. Nicotine
C. Asthma
D. Carbon monoxide-
1 answer
(1 point)
A. Tar
B. Nicotine
C. Asthma
D. Carbon monoxide-
1 answer
D. Carbon monoxide