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During the exchange of air in your lungs, oxygen is being taken into your bloodstream while this substance is being released.

microorganisms carbon dioxide plasma mucus

2 Answers

5 votes

Answer: carbon dioxide

Step-by-step explanation:

answered
User Luke Antins
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8.0k points
2 votes
During the exchange of air in your lungs, oxygen is being taken into your bloodstream while CARBON DIOXIDE is being released.
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User Orrd
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7.9k points
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