Article
Evolutionary implications of horizontal gene transfer.
Annual review of genetics - 1 Jan 2012
Syvanen Michael
Abstract excerpt
The flow of genes between different species represents a form of genetic variation whose implications have not been fully appreciated. Here I examine some key findings on the extent of horizontal gene transfer (HGT) revealed by comparative genome analysis and their theoretical implications. In theoretical terms, HGT affects ideas pertaining to the tree of life, the notion of a last universal common ancestor, and...
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