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Anything that is unlikely to have evolved twice would be an automatic huge roadblock for evolution. If neurons really only did evolve once, and if that could re
by Florin_Andrei 12y ago
Anything that is unlikely to have evolved twice would be an automatic huge roadblock for evolution. If neurons really only did evolve once, and if that could really only happen this way, then complex life is basically a gigantic freak of nature and statistics.