are less likely to be strongly gender-typed.

any two biologically unrelated pairs are likely to share many striking

stress; least likely to benefit from

no sex difference in the brains of males and females.

has both biological and environmental influences.”

in both males and females; only in females

only in males; only in females

the impact of epigenetic marks on gene expression.

learn how the structure and function of genes interact with our environment to influence behavior.

sensory experiences that occur without an external sensory stimulus.”