Microevolution,or Evolution at Its Smallest Scale,occurs When

question 37

Multiple Choice

Microevolution,or evolution at its smallest scale,occurs when

• A)a population's allele frequencies change over a span of generations.
• B)a community of organisms changes due to the extinction of several dominant species.
• C)a new species arises from an existing species.
• D)an individual's traits change in response to environmental factors.

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Definitions:

Diminishing Returns

A principle stating that if one input in the production of a commodity is increased while other inputs are held fixed, a point will eventually be reached at which additions of the input yield progressively smaller, or diminishing, increases in output.

Imperfectly Competitive

A market structure characterized by many producers that have some control over the prices they charge, but where no single firm dominates the market.

Wage Rate

The amount of compensation individuals receive in exchange for their labor per unit of time, often expressed as an hourly wage.

Maximize Profits

The process or strategy of adjusting production or operations to achieve the highest possible financial return or profit.