Biology, 30.04.2021 08:40 alyssa337

When did the Paleozoic Era begin? 66 million years ago

400 million years ago

4 billion years ago

550 million years ago

Answers: 1

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When did the Paleozoic Era begin? 66 million years ago

400 million years ago

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When did the Paleozoic Era begin? 66 million years ago 400 million years ago 4 billion years ago 550 million years ago

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Another question on Biology

When did the Paleozoic Era begin? 66 million years ago

400 million years ago

4 billion years ago

550 million years ago