The Following Question(s) Refer to the Pedigree Chart in the Accompanying

question 15

Multiple Choice

The following question(s) refer to the pedigree chart in the accompanying figure for a family, some of whose members exhibit the dominant trait, W. Affected individuals are indicated by a dark square or circle.
-What is the likelihood that the progeny of IV-3 and IV-4 will have the trait?

• A) 0 percent
• B) 25 percent
• C) 50 percent
• D) 75 percent
• E) 100 percent

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Definitions:

Utilitarian

Pertaining to or advocating the philosophy that actions are right if they are useful or for the benefit of a majority.

Social Motives

Social motives are the psychological reasons behind individuals' desires to form and maintain relationships, participate in social groups, and seek acceptance and approval from others.

Cognitive Dissonance

A psychological conflict resulting from holding contradictory beliefs, values, or attitudes, typically leading to anxiety or behavioral change.