Answer :
The agent
of amebic dysentery, a disorder with inflammation of the
intestine and ulceration of the colon. Entamoeba
histolytica is a single-celled parasite that is transmitted
to humans via contaminated water and food. It can also
infect the liver and other organs......
It is protozoan that infects human body and causes amoebic dysentery.This protozoan infects the human intestine and then lead to this disease.