DNA barcoding is a movement to catalog all life on earth by a simple standardized genetic tag, similar to stores labeling products with unique barcodes.
The effort promises foolproof food inspection, improved border security and better defenses against disease-causing insects, among many other applications.
But the approach as currently practiced churns out some results as inaccurately as a supermarket checker scanning an apple and ringing it up as an orange, according to a new Brigham ...
More at http://www.nsf.gov/news/news_summ.jsp?cntn_id=112113&govDel=USNSF_51
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