As a few researchers had been arguing ever since microbial evolutionist Carl Woese of the University of Illinois first suggested it in the 1970s, archaea may look like bacteria, but they actually belong on
a third branch of the tree of life.
Archaea are prokaryotes that make up
a third branch of the tree of life.
Not exact matches
This mysterious relative was probably from a
third branch of the hominid family
tree that produced Neandertals and Denisovans,
(A) Cladogram
of ExaML TENT avian species
tree, annotated for nodes from Fig. 2 (letters), for
branches with less than 100 % BS without and with (parentheses)
third codon positions, for strong (> 75 % BS) intron gene
tree incongruence and congruence, and for indel congruence on all
branches (except the root).
An ExaML TENT
tree that included the
third codon position (TENT + c3) was identical in topology to the ExaML TENT without the
third codon position and had increased support for six
of the nine
branches that had less than 100 % BS (fig.
University
of Texas MD Anderson Cancer Center statistical geneticist Ryan Bohlender said that the hominid species is not likely Neanderthal or Denisovan but one that belongs to a
third but related
branch of family
tree that produced the Neanderthals and the Denisovans, an extinct distant relative
of Neanderthals known only from DNA collected from a finger bone and teeth that were discovered in a Siberian cave.