jrkirby3784 jrkirby3784
  • 01-04-2018
  • Biology
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¨ both biotic and abiotic factors affect ecosystems. distinguish between these two types of factors, and explain how they might have affected the tortoises that darwin observed on the galapagos islands.

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praise3 praise3
  • 01-04-2018
biotic is living things abiotic is non living things.
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