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The first complex life appeared on Earth about 0.5 billion years ago. What period was that?

nsdq007

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The first complex life appeared on Earth about 0.5 billion years ago. What period was that?

The first complex life appeared on Earth about 0.5 billion years ago. What period was that?

▸

the Jurassic Period

▸

the Cambrian Period

▸

the Precambrian Period

▸

the Neolithic Period

Textbook

ASTRO

ASTRO

Edition: 3^rd

Authors: Ghose, Milosevic-Zdjelar, Read

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shanej399

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You make an excellent tutor!

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this is exactly what I needed

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Thanks for your help!!

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