The Ability to Exist as Either a Trophozoite or a Cyst

Question

The ability to exist as either a trophozoite or a cyst is characteristic of many
A)fungi.
B)viruses.
C)protozoa.
D)bacteria.

Accepted Answer

The ability to exist as both a trophozoite (the active, reproducing form) and a cyst (the dormant, protective form) is a characteristic of many protozoa, such as Giardia and Entamoeba. Fungi, viruses, and bacteria do not typically exhibit this characteristic.