The Evolution of the Modern Horse with a Single Hoof

question 44

Multiple Choice

The evolution of the modern horse with a single hoof on each limb from a dog-sized ancestral species with multiple digits is an example of

• A) macroevolution.
• B) stabilizing selection.
• C) disruptive selection.
• D) microevolution.

---

Definitions:

Consumer Surplus

The variance between the total price consumers intend to pay for a service or good and what they really pay.

Demand Curve

A graph showing the relationship between the price of a good and the quantity of that good that consumers are willing to purchase at various prices.

Willingness to Pay

The maximum amount a consumer is ready to spend on a good or service.

Consumer Surplus

The discrepancy between the amount consumers are prepared to pay for a product or service and the price they actually spend.