Egg or sperm? Scientists identify a gene that makes the call
 

Egg or sperm? Scientists identify a gene that makes the call
WASHINGTON (Reuters) - Providing insight into the sometimes mysterious biology of reproduction, researchers in Japan have identified a gene that controls whether the reproductive precursor cells k**wn as germ cells eventually become sperm or eggs.http://i0.wp.com/reuters.us.feedspor...f?resize=1%2C1
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