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OpenStudy (anonymous):
Which organism was the first to develop in the absence of oxygen? A. cyanobacteria B. algae C. prokaryotic D. eukaryotic
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OpenStudy (anonymous):
@Destinymasha
OpenStudy (anonymous):
not sure which one i think
OpenStudy (destinymasha):
I think Prokaryotic organisms If I remember correctly, they developed without oxygen
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