Highly conserved Mouse DNA has no apparent function http://www.newscientist.com/news/news.jsp?id=ns99995063 Two large sequences of DNA in mice which has been conserved over many generations and which are identical to that in the human genome, can be removed without apparent effect. Scientists continue to learn more about how very little they know about how it all works. -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu