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Definition of Phylogenetics

Phylogenetics: The study of the relationships between organisms based on how closely they are related to each other. In phylogenetics, the most convenient way of visually presenting evolutionary relationships among a group of organisms is through illustrations called phylogenetic trees. See also: Molecular phylogenetics.

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=39615
Last Editorial Review: 10/9/2012

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