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Where do you think the oxygen that we breath in comes from?
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4 votes
Where do you think the oxygen that
we breath in comes from?

User Gcw
by
7.1k points

1 Answer

4 votes

Answer:

plants

Step-by-step explanation:

all green life gives us oxygen, and in turn we give c02 or carbon dioxide

User TijuanaKez
by
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