A Group Is Experimenting with Selection in a Mouse Model

question 12

Multiple Choice

A group is experimenting with selection in a mouse model for a disease that is lethal in mid- life. After 30 generations of exposure, the population's average life span is near that of a wild- type mouse population. What type of selection did the model mouse population undergo?

• A) disruptive selection
• B) directional selection
• C) threshold effect
• D) additive genes
• E) stabilizing selection

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Definitions:

Overconfidence Effect

A cognitive bias where an individual's subjective confidence in their judgments is greater than the objective accuracy of those judgments.

Social Desirability Bias

The tendency of respondents to answer questions in a manner that will be viewed favorably by others, often skewing the results of surveys and studies.

The Squeaky Wheel

An idiomatic expression referring to the idea that the most noticeable problem gets the most attention.

Projective Tests

Psychological assessment tools where subjects interpret ambiguous stimuli, revealing hidden feelings, desires, and conflicts.