Separated at Birth: Nature versus Nurture
Author: Ronald J. Comer
Princeton University
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This video shows two identical twins who were separated at birth, each unaware of the other’s existence until adulthood. The two exhibit very similar personalities, mannerisms, interests, hobbies, and physical appearance (though one is much heavier than the other). Also, both twins independently went into the same profession, firefighting. As you will see in the video, genes may play a significant role in people’s physical, emotional, social, and mental development.
1. The two firemen in the video were separated at birth. Their similarities as adults support which model of psychological functioning?
2. Each of the following could help explain the adult similarities between the men in the videos, except:
3. The weight of the two identical twins is significantly different. This could be accounted for by each of the following factors, except:
4. The study of identical twins separated at birth helps answer questions concerning which of the following debates?
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