The Similarity Between Intelligence Test Scores of Fraternal Twins Raised

question 54

Multiple Choice

The similarity between intelligence test scores of fraternal twins raised together is

• A) equal to that between identical twins raised apart.
• B) less than that between children and their biological parents.
• C) equal to that between ordinary siblings raised together.
• D) less than that between identical twins raised apart.

---

Definitions:

Big Five

A theory in psychology that identifies five main personality traits: openness, conscientiousness, extraversion, agreeableness, and neuroticism.

Narcissistic

Related to excessive self-love or self-centeredness, often ignoring the needs of others and craving admiration.

Extraverted

Characteristic of an individual who is outgoing, sociable, and thrives in social situations.

Primary Motivation

Fundamental drives or desires that underlie human behavior, such as survival, pleasure, or social acceptance.