hatoolkh621 hatoolkh621

10-07-2017
Biology

contestada

Which era ended in the greatest mass extinction event in world history?

Paleozoic

Mesozoic

Precambrian

none of the above

Respuesta :

gabriel645 gabriel645

10-07-2017

B Mesozoic is because in this era dinosaurs existed thats why is the greatest mass extinction.

hope it helps :)

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