Does the similarity of IQ scores between monozygotic twins remain the same or change as they age?
A)The correlation between their scores remains constant throughout life.
B)The correlation between their scores is highest in the preschool ages.
C)The correlation between their scores is highest in the elementary school age.
D)The correlation between their scores increases as the twins grow older.

Question

Quizplus · Accepted Answer

Studies have shown that the similarity in IQ scores between monozygotic twins tends to increase as they grow older. This suggests that genetic factors play a more significant role in intelligence over time, as environmental differences have less impact on their cognitive development.

Does the Similarity of IQ Scores Between Monozygotic Twins Remain