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When Does Life Begin?

We can all trace our lives back to a beginning. But what defines the beginning? Is it the moment when two cells unite? Or does something have to know it is alive before its life can begin?

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  • Originally Aired June 5, 2013
  • Runtime 45 minutes
  • Content Rating United States of America TV-G
  • Network Science Channel
  • Created April 2, 2019 by
    Administrator admin
  • Modified December 8, 2022 by
    erdekano