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Which two eras ended with mass extinctions? its Paleozoic and mesozoic right??
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Which two eras ended with mass extinctions? its Paleozoic and mesozoic right??
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Apr 25, 2018
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Which two eras ended with mass extinctions?
its Paleozoic and mesozoic right??
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Antonio Romero Oca
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yes that is correct, good job
Oleg Nenashev
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Apr 29, 2018
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Oleg Nenashev
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