The scientific term "Genus Tetrahymena" refers to a group of unicellular eukaryotic microorganisms belonging to the ciliated protist phylum. These organisms are extensively used for a wide range of research topics, including genetics, biology, and biomedicine. The synonyms associated with Genus Tetrahymena are T. thermophila, T. borealis, T. pyriformis, and T. malaccensis. These synonyms bear similar morphological and physiological characteristics to the Genus Tetrahymena and are often studied as alternative models to better understand the fundamental principles behind primitive life forms. The broad applicability of these organisms coupled with their well-characterized cell biology and physiology properties make them popular study subjects in the scientific community.