News tagged with horizontal gene transfer

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Darwin's Tree of Life May Be More Like a Thicket

(PhysOrg.com) -- In On The Origin of Species, Darwin used the image of a tree of life to illustrate how species evolve, one from another. Even today, branches sprouting from lower branches (representing ancest ...

Jan 27, 2009 4.8 / 5 (9) 2 weblog