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Hoochie [10]
2 years ago
12

How did cyanobacteria change life on earth

Chemistry
1 answer:
posledela2 years ago
6 0
Cyanobacteria are photosynthetic. They convert sunlight into energy and produce oxygen as a waste product. Back then, the Earth's atmosphere didn't have free oxygen in it as it does today. ... The cyanobacteria changed that.
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