In the February 5 Proceedings of the National Academy of Sciences, Hyman Hartman and Alexei Fedorov describe the use of a genomic approach to investigate the relationship between Eukarya, Archaea and ...
In the late 1970s, a new branch was added to the tree of life, and archaea joined bacteria and eukarya, as domain classifications. Archaea and bacteria are both simple forms of cells called ...