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Which organisms produce about half of the oxygen on Earth?

A. Rocks
B. Plankton
C. Aquifers
D. Humans


Sagot :

Final answer:

Prochlorococcus, a marine cyanobacterium, generates half the world's oxygen, highlighting its significant impact on oxygen production.


Explanation:

Prochlorococcus, believed to be the most abundant photosynthetic organism on earth, is responsible for generating half the world's oxygen. This tiny marine cyanobacterium plays a crucial role in oxygen production, especially in ocean ecosystems.


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