View Full Version : Key Step in Evolution Replicated by Scientists With Yeast

2012-Jan-23, 03:50 PM
One of the great puzzles in science has been the evolution of single-celled organisms into the incredibly wide variety of flora and fauna that we see today. How did Earth make the transition from an initially lifeless ball of rock to one populated only by single-celled organisms to a world teeming with more complex life? [...]

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