Which Characteristic Is Shared by Cnidarians and Flatworms

question 43

Multiple Choice

Which characteristic is shared by cnidarians and flatworms?

• A) dorsoventrally flattened bodies
• B) radial symmetry
• C) a digestive system with a single opening
• D) a distinct head

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Definitions:

Symbolic

Serving as a symbol or representing something beyond its literal sense.

Interexchange

The act or process of reciprocal trade or communication, sharing, or interchange between two or more parties.

Functional Explanation

An explanation that accounts for the presence of a trait or behavior by its function and how it contributes to the survival or efficiency of a system or organism.

Social Hierarchy

The organization of individuals within a society into different levels of status or authority, often based on factors like wealth, occupation, or education.