Multiple Choice
Which of the following is a potential confound in twin studies?
A) Fraternal twins share fewer genes than identical twins.
B) Both identical and fraternal twins share prenatal environments.
C) Identical twins, because they look the same, may have a more similar postnatal environment than fraternal twins.
D) Genes only account for part of fraternal twins' similarities.
Correct Answer:

Verified
Correct Answer:
Verified
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