Gene Flow Occurs

question 27

Multiple Choice

Gene flow occurs

• A) as a result of genetic drift.
• B) when an individual migrates between two otherwise isolated populations of a species.
• C) as a result of mutations in one population but not in another.
• D) when individuals within a population interbreed.

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Definitions:

Comparative Advantage

A theory that suggests a country should specialize in producing and exporting goods and services for which it has the lowest opportunity cost.

Resources

Land, labor, capital, and entrepreneurial ability used to produce goods and services.

Comparative Advantage

The ability of an individual, firm, or country to produce a good or service at a lower opportunity cost than competitors, leading to specialized production and trade.

Absolute Advantage

A situation in which a country, individual, or company can produce a good at a lower cost per unit than competitors.