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Biology 10 Online
OpenStudy (anonymous):

which of the following enabled the formation of true cells? the ozone layer, heredity, microspheres, or endosymbiosis?

OpenStudy (nottim):

Like, before the dinosaurs existed?

OpenStudy (anonymous):

umm yes? im honestly not sure, that's just what le question asked~

OpenStudy (anonymous):

thank you so much!c:

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