HEENT stands for Head, Eyes, Ears, Nose, and Throat (medical) Suggest new definition. This definition appears somewhat frequently and is found in the following Acronym Finder categories: Science, medicine, engineering, etc.
Bacteria are microscopic organisms that comprise the domain Eubacteria. A domain is the highest grouping of organisms, superseding the level of kingdom in the classical Linnaean system of biological classification.
The three-domain system classifies all living things into one of three large domains: Archaea, Bacteria, and Eukarya. The Eukarya domain contains all organisms with eukaryotâ¦ic cells. From the classification system, then, the Eukarya domain would contain all members of kingdoms Protista, Fungi, Plantae, and Animalia.