Genomic tools show cilia probably did not originate as separate organism
http://web.mit.edu/newsoffice/2009/origin-of-cells-0422.html
David Chandler, MIT News Office
"It's a big advance," he says. It provides "evidence for a very long history of something that was there before" the origin of the kind of cells that made all advanced life possible. If this analysis is confirmed, he says, "understanding the cilia is now going to become one of the great projects" for biologists to pursue.
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