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Match Each Term with Its Definition

question 43

Multiple Choice

Match each term with its definition.
-Common after engaging in any strenuous activity that one is not accustomed to doing


Definitions:

Cnidarians

Phylum of animals that have stinging cells called cnidocytes, two tissue layers, and radial symmetry; include hydras and jellyfish.

Medusa

A free-swimming or floating stage in the life cycle of some cnidarians, typically having a bell-shaped body and tentacles.

Gastrovascular Cavity

A central digestive cavity with a single opening that functions as both mouth and anus; characteristic of cnidarians and flatworms.

Cnidarians

A diverse group of aquatic animals that includes corals, jellyfish, sea anemones, and hydras, characterized by their radial symmetry and cnidocytes, special cells used for capturing prey.

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