Twin studies suggest that about ______________ of the variance in childhood anxiety symptoms is accounted for by genetic influences.
A) 5%
B) 10% to 20%
C) 20% to 30%
D) 30% to 40%

Name: Twin studies suggest that about ______________ of the variance in childhood anxiety symptoms is accounted for by genetic influences. A) 5% B) 10% to 20% C) 20% to 30% D) 30% to 40%
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Twin studies suggest that genetic influences account for about 30% to 40% of the variance in childhood anxiety symptoms.

Twin Studies Suggest That About ______________ of the Variance in Childhood