Bacteria Domain Kingdom Phylum
Traditionally some textbooks from the united states and canada used a system of six kingdoms animalia plantae fungi protista archaea archaebacteria and bacteria eubacteria while textbooks in countries like great britain india.
Bacteria domain kingdom phylum. Start studying domain kingdom phylum biology. Archaea have some genes and metabolic pathways ways they break down food that. Bacterial phyla constitute the major lineages of the domain bacteria.
While the exact definition of a bacterial phylum is debated a popular definition is that a bacterial phylum is a monophyletic lineage of bacteria whose 16s rrna genes share a pairwise sequence identity of 75 or less with those of the members of other bacterial phyla. Regnum plural regna is the second highest taxonomic rank just below domain kingdoms are divided into smaller groups called phyla. Learn vocabulary terms and more with flashcards games and other study tools.
The bacteria phylum per bergey s manual of systematic bacteriology 1st ed phylum 1 aquificae this is a small group of thermophilic to hyperthermophilic chemolithotrophic bacteria.