Uracil: NASA Reproduces A Building Block Of Life In Laboratory
<BR><A href='http://www.huffingtonpost.com/2009/11/10/uracil-nasa-reproduces-a-_n_351963.html'>http://www.huffingtonpost.com/2009/11/10/uracil-nasa-reproduces-a-_n_351963.html</a> 
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