What is the cellular characteristic that distinguishes kingdom eubacteria and archaebacteria from members of the other four kingdoms

The cellular characteristics that distinguishes kingdom eubacteria and archaebacteria from members of the other kingdoms include; They have less complex genetic makeup; they are prokaryotes; they contain strong cell walls and different source of rRNA. The archaea and eubacteria are prokaryote, single celled organisms that do not have a nucleus or organelles.