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Where do genes come from Carl Zimmer
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=z9HIYjRRaDE
View full lesson: http://ed.ted.com/lessons/where-do-ge... • When life emerged on Earth about 4 billion years ago, the earliest microbes had a set of basic genes that succeeded in keeping them alive. In the age of humans and other large organisms, there are a lot more genes to go around. Where did all of those new genes come from? Carl Zimmer examines the mutation and multiplication of genes. • Lesson by Carl Zimmer, animation by TOGETHER.
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