A Population of Mice Has Been Monitored for Change Over

question 27

Multiple Choice

A population of mice has been monitored for change over several generations.Following are five different bones and the changes to their means and extents of variation. Tibia: Mean increased 0.14 units; variation decreased.
Femur: Mean increased 0.08 units; variation increased.
Ulna: Mean did not change; variation increased.
Clavicle: Mean did not change; variation decreased.
Radius: Mean decreased 0.12 units; variation decreased.
Which is most likely to be under stabilizing selection?

• A) Tibia
• B) Femur
• C) Ulna
• D) Clavicle
• E) Radius

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Definitions:

Allocative Efficiency

A state of resource allocation where it is impossible to make any one individual better off without making someone else worse off, maximizing societal welfare.

Deadweight Losses

Deadweight losses occur in an economy when the total welfare is not maximized, often resulting from inefficiencies such as taxes, subsidies, price controls, or monopolistic market practices.

Consumer Surplus

The divergence between what consumers are able and willing to shell out for a product or service and the actual cost they incur.

Marginal Benefit

The uplift in satisfaction or value derived from the consumption of an additional unit of a product or service.