Asked by k.c undercover

1. the exchange of carbon dioxide and oxogen takes place in the
A. alveoli****
B.asthma
C.bronch
D.diaphragm

2. _______ is a substance in tabacco products that causes stained teeth and skin.
A.nicotine
B.carbon monoxide****
C.tar
D.menthol

3. _______ is a substance in tabacco smoke that reduces the bloods ability to carry oxygen.
A.tar
B.nicotine***
C.asthma
D.carbon manoxide

it would really help if anyone could help me and im in connections academy
Answered by k.c undercover
can you help at all


Answered by k.c undercover
anyone
Answered by k.c undercover
took the test an now i know the answers so #1 is A
#2 is c tar
and #3 is D
so glad that i could help
Answered by k.c undercover
i got a 66 thx people for no help
Answered by Phantom
1) to deliver oxygen to the body- to remove carbon dioxide from the body {B,C}
2) diaphragm {D}
3) alveoli {A}
4) Tar {C}
5) Carbon monoxide {D}

sorry i couldn't help u earlier k.c undercover
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