stevenbailey stevenbailey
  • 13-11-2020
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Help me out with this question?

Help me out with this question class=

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seaturtle16
seaturtle16 seaturtle16
  • 13-11-2020

Answer:

About 250 million years ago, at the end of the Permian period, something killed some 90 percent of the planet's species. Less than 5 percent of the animal species in the seas survived

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