The mobile stage of the cnidarian life cycle is the ______ stage.
A) instar
B) polyp
C) tadpole
D) medusa

Question

Quizplus · Accepted Answer

The medusa stage is the mobile stage of the cnidarian life cycle. This stage is characterized by a bell-shaped body and tentacles hanging down from the lower end of the bell. Examples of medusae include jellyfish and sea nettles. The polyp stage, on the other hand, is characterized by a tubular body with a mouth surrounded by tentacles at one end and an aboral end that is usually attached to a substrate. Examples of polyps include hydras and coral.

The Mobile Stage of the Cnidarian Life Cycle Is the ______