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Use the drop-down menus to select the best answers. v is a life-sustaining, odorless gas in the air. is a waste product of respiration
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13 votes
Use the drop-down menus to select the best

answers.
v is a life-sustaining, odorless
gas in the air.
is a waste product of
respiration

User Jamil Hasnine Tamim
by
7.6k points

1 Answer

4 votes

Answer:

oxygen

carbon dioxide

Step-by-step explanation:

User Yinyin
by
8.4k points
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