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See the original image at livescience.com —

Origin of Nerves Traced to Sponges

livescience.com — "We are pretty confident it was after the sponges split from trunk of the tree of life and sponges went one way and animals developed from the other, that nerves started to form," said Bernie Degnan of the University of Queensland. "What we found in sponges though were the building blocks for nerves, something we never expected to find."

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  • alapoet, on 08/28/2008, -0/+4You sponges are getting on my *first* nerve.
  • VigRoco, on 08/28/2008, -0/+2"I'm Ready! I'm Ready! I'm Ready! I'm Ready! I'm Ready!"
  • brycey06, on 08/28/2008, -0/+0An intersting although speculative article.
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