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Sexual Evolution: From X to Y
Sexual Evolution From X to Y | BahVideo.com
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Sexual Evolution: From X to Y

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The presence of the Y chromosome triggers a human embryo to become male. Dr. David Page describes how the Y chromosome was once very much like every other gene-filled chromosome, but in the course of vertebrate evolution has lost almost every function except making males. From the Series:HHMI’s Understanding Biomedical Research Series
Channel: ResearchChannel
Video Length: 3466
Date Found: February 12, 2009
Category: Science
Date Produced: November 30, 2001
View Count: 2
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