In a Population of Whales,there Is Considerable Variation in the Height

question 33

Multiple Choice

In a population of whales,there is considerable variation in the height of the dorsal fin.Over the course of time,many whales develop very long dorsal fins and many develop very short dorsal fins,but a few whales exhibit an intermediate height in their dorsal fin.What is the most likely conclusion about the variation in size of dorsal fins? 

• A) The population is undergoing directional natural selection. 
• B) The population is undergoing disruptive natural selection. 
• C) The population is undergoing discontinuous natural selection. 
• D) The population is undergoing diversifying natural selection.

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Definitions:

Quantity Demanded

The specific amount of a product that consumers are willing to buy at a given price, holding all other factors constant.

Demand Curve

A graphical representation showing the relationship between the price of a good and the quantity demanded.

Complements

Goods that are often used together, where an increase in demand for one leads to an increase in demand for the other.

Shift In The Demand Curve

A change in the demand for a product or service, resulting from factors like changes in income, preferences, or prices of other goods.