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What % of oxygen comes from the ocean? None All At least half Rewatch Submit
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3 votes
What % of oxygen comes from the ocean?

None
All
At least half
Rewatch
Submit

User Dassum
by
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1 Answer

2 votes
2 At least half. half of the oxygen on earth comes from the ocean
User Mihey Egoroff
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8.2k points
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