Where Would a Researcher Most Likely Find Examples of Allopatric

question 52

Multiple Choice

Where would a researcher most likely find examples of allopatric speciation?

• A) On the surface of a large lake
• B) In a large, flat prairie lacking any significant water
• C) On a mountain range with many steep valleys and turbulent rivers
• D) In a desert lacking sand dunes or rock formations
• E) At the bottom of a sandy, slowly flowing river

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Definitions:

Marginal Productivity

Refers to the increase in output that arises from an additional unit of input, assuming all other factors of production remain constant.

Marginal Productivity Theory

An economic theory suggesting that payment to factors of production equates to their marginal contribution to the output.

Value Added

The increase in the value of a product or service as a result of a particular process, typically measured as the difference between the cost of inputs and the price it's sold for.

Profit-Maximizing

A strategy or point whereby a firm selects the output level at which its profits are at their highest.