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5 votes
Phytoplankton produces __________ of the oxygen we breathe.

2 Answers

5 votes
Phytoplankton produces 70% of the oxygen we breathe.
answered
User Jannat Arora
by
7.3k points
4 votes

Phytoplankton produces __________ of the oxygen we breathe.

Answer: ~50%

answered
User Shamas S
by
8.5k points
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