The twin method is a way of investigating __________.
A) the role of the environment in determining a certain trait
B) the role of genetics in determining a certain trait
C) heritability
D) all of these

Question

Quizplus · Accepted Answer

The twin method involves comparing similarities and differences between identical twins (who share 100% of their DNA) and fraternal twins (who share about 50% of their DNA) to determine the role of genetics and environment in determining a certain trait, and to calculate its heritability. Therefore, all of these options are correct.

The Twin Method Is a Way of Investigating __________