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Reversing the Conventional DNA Wisdom Friday, December 05, 2008 - Anuradha Menon Home >> Headlines >> Biology   
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The copying of DNA's master instructions into messenger molecules of RNA, a process known as DNA transcription, has always been thought to be a unidirectional process whereby a copying machine starts and moves in one direction. But in work that represents a fundamental shift in scientists' understanding of the phenomenon, MIT researchers have found evidence that two DNA copying machines frequently start from the same site and move in different directions. (source: web.mit.edu)
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