Which of the following statements about heredity and intelligence is true?
A)Similarities in intelligence between identical twins who were separated at birth and raised in different houses must be due to heredity.
B)Differences in intelligence between identical twins must be due to differences in their environments.
C)If identical twins are separated at birth and raised in different homes,yet still have similar intelligence scores,the similarity in their scores must be due to hereditary influences.
D)Prenatal influences have little,if any,influence on intelligence and need not be taken into account when studying environmental influences.

Question

Quizplus · Accepted Answer

The statement "If identical twins are separated at birth and raised in different homes, yet still have similar intelligence scores, the similarity in their scores must be due to hereditary influences" is true. This demonstrates that heredity plays a significant role in determining intelligence. Option A is incorrect because it assumes that the similarity in intelligence between identical twins must be solely due to heredity, which ignores the impact of environmental factors. Option B is also incorrect because genetic factors play a significant role in intelligence, even within identical twins. Option D is incorrect because prenatal influences can significantly impact intelligence and should be considered when studying environmental influences.

Which of the Following Statements About Heredity and Intelligence Is