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Biology 25 Online
OpenStudy (anonymous):

Which organism was the first to develop in the absence of oxygen? A. cyanobacteria B. algae C. prokaryotic D. eukaryotic

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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