Echinoderms and Cnidarians

question 90

Multiple Choice

Echinoderms and cnidarians

• A) are both radially symmetrical.
• B) both have three germ layers.
• C) both have the sac body plan.
• D) are both deuterostomes.
• E) are both found in freshwater.

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Definitions:

Absolute Advantage

The ability of a country, company, or individual to produce a good or provide a service more efficiently than competitors.

World Trade Organization

An intergovernmental organization that regulates international trade by providing a framework for negotiating trade agreements and resolving disputes between its member countries.

Trade Agreements

Treaties between two or more nations that outline the terms and conditions of trade between them, possibly including tariffs, quotas, and other trade restrictions.

Comparative Advantage

The ability of an individual, firm, or country to produce a certain good or service at a lower opportunity cost than others.