Whether an individual ranks high or low in each of the Big Five personality traits depends solely on heredity.

Big Five

Refers to the five broad personality traits: openness, conscientiousness, extraversion, agreeableness, and neuroticism.

Personality Traits

Enduring characteristics and behaviors that define an individual's typical patterns of feeling, thinking, and acting.

Heredity

The genetic transmission of characteristics from parents to offspring, influencing traits such as appearance, health, and behavior.