HaroldBustamante HaroldBustamante
  • 22-10-2014
  • Biology
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Which evolved during the Paleozoic Era? A. saber-toothed cats B. the first humans C. bacteria that could produce oxygen D. earth’s first land plants

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KassieC98
KassieC98 KassieC98
  • 23-10-2014
D. Earth's first land plants.
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