Some Characteristics of Flatworms and Ribbon Worms Are

question 55

Multiple Choice

Some characteristics of flatworms and ribbon worms are

• A)bilateral symmetry,triploblastic,acoelomate.
• B)acoelomate,diploblastic,bilateral symmetry.
• C)radial symmetry,triploblastic,acoelomate.
• D)diploblastic,radial symmetry,acoelomate.

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Definitions:

Income Effect

The change in consumption resulting from a change in real income, typically due to a price change of goods or services.

Marginal Satisfaction

The change in satisfaction or utility that a consumer experiences from consuming an additional unit of a good or service.

Utility-Maximizing

The economic principle that consumers choose combinations of goods and services to maximize their satisfaction or utility under budget constraints.

Economic Theory

A set of principles and models that explain how economic agents interact and how economies function.