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Curr Biol. 2002 Oct 15;12(20):R691-3.

Eukaryotic evolution: getting to the root of the problem.

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Canadian Institute for Advanced Research, Program in Evolutionary Biology, Genome Atlantic, Department of Biochemistry and Molecular Biology, Dalhousie University, Halifax, Nova Scotia, Canada.


Comparative analyses of multiple genes suggest most known eukaryotes can be classified into half a dozen 'super-groups'. A new investigation of the distribution of a fused gene pair amongst these 'super-groups' has greatly narrowed the possible positions of the root of the eukaryote tree, clarifying the broad outlines of early eukaryote evolution.

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