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Origin and Evolution of Life

Origin and Evolution of Life

Author: Michael Houghtaling

How old is Earth? When and how did life begin? This tutorial will describe how science has learned about life on earth from 4.6 billion years ago until now.

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The Origin of Life on Earth

This video will trace the progress of life on Earth from its humble beginnings to the emergence of mitochondrial Eve. And from Eve until now, it will follow the progress as humankind spread around the globe.