What Factor Distinguishes the Degree of Similarity in Identical Twins

question 55

Multiple Choice

What factor distinguishes the degree of similarity in identical twins versus dizygotic twins over time?

• A) Nothing; both types of twins become less similar over time.
• B) Identical twins raised together become less similar while nonidentical twins raised together become more similar over time.
• C) Identical twins become more similar over time.
• D) Fraternal twins become more similar over time, whereas identical twins become less so.

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Definitions:

Stanley Schachter

An American psychologist best known for his development of the Two-Factor Theory of Emotion, which suggests that emotions are determined by physiological arousal and cognitive interpretation of that arousal.

Walter Cannon

An American physiologist known for his work on the fight or flight response and coining the term 'homeostasis.'

Amygdala Complex

A structure within the brain involved in processing emotions, emotional behavior, and motivation, particularly known for its role in fear responses.

Basolateral

Pertaining to the base and sides of a structure, often used in reference to specific areas of the brain, like the basolateral complex of the amygdala involved in emotion processing.