Which Provides the Most General and Correct Description of the Idea

question 43

Multiple Choice

Which provides the most general and correct description of the idea of a reproductive barrier?

• A)a geographic barrier that separates two species and prevents gene flow between them
• B)a difference in behavior that keeps two species from interbreeding
• C)a biological difference between two species that prevents them from successfully interbreeding
• D)any feature (of geography,behavior,or morphology)that keeps one species from mating with another

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Definitions:

Market Price

The present cost at which a product or service is available for purchase or sale in the market.

Economic Profit

The difference between a firm's total revenue and its opportunity costs, including both explicit and implicit costs.

State Licensing Fee

A mandatory charge paid to a state government for the issuance of a license to conduct a particular business or profession within that state's jurisdiction.

Marginal Cost

The escalation in aggregate cost stemming from the production of one more unit of a good or service.