Also called Amoebas, it is a unicellular protozoan or protist and because of this characteristic it allows it to move and change shape through amoeboid movement based on pseudopods or tentacles, or as it is also known false feet, which allows it to capture food through a process known as phagocytosis. It feeds on all kinds of microscopic plants and animals and bacteria. Its morphology is like that of a eukaryotic cell. These parasites divide in two and thus reproduce every minute and communicate through the cell membrane with the outside world that surrounds them.

This rhizopod protozoan lacks a cuticle and emits pseudopods incapable of anastomosing with each other. Numerous species are known, some of which are parasites of animals, others live in fresh or marine waters and some in moist soil. Reproduction of this protozoan occurs asexually by binary fission. The name of the genus, the Up Ameba, is used from time to time freely for the nouns amoeba and amoeba, an infection that would be the same as amebiasis caused by amoebas, usually Entamoeba Histolytica. Amoebic dysentery or amoebic liver abscess (by spread from the intestine. This parasite causes diarrhea in the body, lesions in the colon and liver, until it has sometimes ended the life of the infected human being.

The disease produced by this parasite is one of the causes of numerous deaths in the world and, as an infectious disease, it is among the top 10 causes of diarrhea worldwide. This disease can be acquired by consuming water or food contaminated by this parasite and from person to infected person.