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LuckyWell [14K]
2 years ago
12

Where does the oxygen we breathe come from?

Biology
1 answer:
Zarrin [17]2 years ago
4 0

Answer:

Scientists agree that there's oxygen from ocean plants in every breath we take. Most of this oxygen comes from tiny ocean plants – called phytoplankton – that live near the water's surface and drift with the currents. Like all plants, they photosynthesize – that is, they use sunlight and carbon dioxide to make food.

Explanation:

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