title: Fun with genealogy.
authors.affiliation: Canadian Institute for Advanced Research, Department of Biochemistry, Dalhousie University, Halifax, Nova Scotia. ford@is.dal.ca
authors.forename: W F
authors.initials: WF
authors.lastname: Doolittle
mesh_terms: D000818:Animals; D001105:Archaea / Q000235:genetics; D001419:Bacteria / Q000235:genetics; D019143:Evolution, Molecular; D006801:Humans; D016012:Poisson Distribution; D012335:RNA, Ribosomal / Q000235:genetics
chemical_list: D012335:RNA, Ribosomal