protozoa

IPA: proʊtʌzˈoʊʌ

Root Word: Protozoa

(singular protozoon or protozoan, plural protozoa or protozoans) an informal term for a group of single-celled eukaryotes, either free-living or parasitic, that feed on organic matter such as other microorganisms or organic tissues and debris.

Examples of "protozoa" in Sentences

The protozoa are the most widely distributed and the most universal of the parasites.
In other words, the existence of H1 in protozoa may best be explained by the existence of H1 in metazoans.
Living alongside bacteria—in water, soil, and bodies—were much larger but still microscopic single-celled organisms known as protozoa.
There are some diseases, as, for instance, Texas fever and rabies, which are caused by a minute animal parasite known as protozoa, while others again, like lumpy jaw and aspergillosis, are caused by fungi.
If H1 was indeed designed, given its minimal role in protozoa, it might constitute a very good example of front-loading evolution such that the initial eukaryotic state was prepared to evolve a multicellular state.
The cells of almost all eukaryotes (animals, plants, fungi, algae, protozoa -- in other words, the living things except bacteria, archaea, and a few protists) contain intracellular organelles called mitochondria, which produce ATP.