X-Nico

unusual facts about phylogenetic tree



Covarion

Under the covarion model, the rates of evolution on different branches of a hypothesized phylogenetic tree vary in an autocorrelated way, and the rates of evolution at different codon sites in an aligned set of DNA or RNA sequences vary in a separate but autocorrelated manner.


see also

Archaeogenetics of the Near East

The debate between Wells and Zalloua was whether haplogroup J2 (M172) should be identified as that of the Phoenicians or that of its "parent" haplogroup M89 on the YDNA phylogenetic tree.