The Fact That All Modern Breeds of Dog Stem from Wild

question 6

Multiple Choice

The fact that all modern breeds of dog stem from wild wolves is evidence that

• A) selection can use abundant hidden variation to move a population beyond its initial range of variation.
• B) domestication of dogs involved a great deal of selection that whittled down the previously large diversity of wolves into the narrow range we call "dogs."
• C) domestication of dogs involved a weakening of selection, and the result is a random range of dogs.
• D) since dogs easily revert to wolf state if allowed to breed freely, dogs are mainly a cultural construct and are not genetically well defined.

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Definitions:

Firm

A business organization, such as a corporation, partnership, or sole proprietorship, which is engaged in the production and distribution of goods or services.

Profit-Maximizing

The process or strategy of adjusting production and sale levels to achieve the highest possible profit with the given resources and market conditions.

MC = MR

This refers to the condition where a firm's marginal cost (MC) is equal to its marginal revenue (MR), often used to determine the profit-maximizing level of output in microeconomic theory.

Perfect Competitor

A theoretical market structure where many firms sell an identical product, entry and exit are easy, and no single firm can influence the market price.