11. According to Cavalier-Smith, eubacteria is the oldest group of terrestrial organisms still living. 12. Most scientists now follow Woese and classify life into three domains : Eubacteria , Archaea and Eukarya. 13. Orthologs can be found throughout all Eukaryotes, Viridiplantae, Fungi, Protists, Bacteria and Eubacteria . 14. People, plants and animals are in the Eukaryotic domain, and most germs are in the Eubacteria domain. 15. While in eubacteria and archea, there are 289 and 182 known inteins until this literature review was written. 16. It was also found that the eukaryotes are more closely related to the Archaea than they are to the Eubacteria . 17. Although the primacy of the Eubacteria -Archaea divide has been questioned, it has been upheld by subsequent research. 18. Phosphonates are quite common among different organisms, from prokaryotes to eubacteria and fungi, mollusks, insects and others. 19. He then divided Eubacteria into two subkingdoms : Negibacteria ( Gram negative bacteria ) and Posibacteria ( Gram positive bacteria ). 20. Complex III is present in the mitochondria of all animals and all aerobic eukaryotes and the inner membranes of most eubacteria .