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OpenStudy (anonymous):
Which happened during the Paleozoic era? A. Bacteria were the dominant life-forms. B. Sponges and invertebrates dominated the seas. C. Bony fish evolved. D. No life was present yet on earth. I think it's either A or C.
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OpenStudy (anonymous):
@YoungStudier
OpenStudy (youngstudier):
One second, lol XD
OpenStudy (anonymous):
kk c:
OpenStudy (youngstudier):
Jee-wiz, I got a variety of answers.... Most of them lean toward sea-like things though... So it's either B or C...
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OpenStudy (anonymous):
hmm, i'll go with C ;)
OpenStudy (youngstudier):
Yeah, it makes the most sense. Good luck with it lel
OpenStudy (anonymous):
ty :D
OpenStudy (youngstudier):
You're welcome
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