In this article we will discuss about:- 1. Discovery of Entamoeba Histolytica 2. Systematic Position of Entamoeba Histolytica 3. Habits and Habitat 4. Types. Discovery of Entamoeba Histolytica: Apart from free-living forms, certain amoebae lead a commensal or parasitic life in the intestine of man and other animals. Entamoeba histolytica was first discovered by Lambl in 1859 and its pathological [...]
The following points highlight the four main terms that have been widely used for various types of heterogenetic association: 1. Phoresis 2. Amensalism 3. Commensalism 4. Mutualism and Symbiosis. Term # 1. Phoresis: Phoresis is a term used for a particular type of heterogenetic association in which one individual merely provides shelter, support or transport for another organism of a [...]
Helminths or worms are animals belonging to the Subkingdom, Metazoa, consisting of many cells. The term helminth, which is derived from the Greek words helmins or helminthos, a worm, is now-a-days usually applied only to the parasitic and non-parasitic species. In a more restricted sense the name worm, or preferably helminth, is applied to a few phyla of animals, all [...]