Which One of the Following Findings Is the Best Evidence

question 147

Multiple Choice

Which one of the following findings is the best evidence that genetics plays an important role in determining intelligence?

• A) Identical twins raised apart have more similar IQs than fraternal twins raised together.
• B) Fraternal twins raised together have more similar IQs than nontwin siblings raised together.
• C) Children have IQs that are more similar to the IQs of their siblings than to the IQs of their parents.
• D) Children adopted from different biological parents but raised by the same adoptive parents have fairly similar IQs as young children.

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Definitions:

Family System

A concept in social science that views the family as an emotional, behavioral, and psychological unit that operates within a larger social system.

Neighborhood Role-Model

Individuals within a community who serve as positive examples for others, particularly younger members, through their actions or achievements.

Perceived Role

A perceived role is an individual's understanding or belief about the expectations and behaviors associated with their position or status within a particular context.

Executive Subsystem

A component of family systems theory referring to the management and decision-making processes within a family unit.