In a series of studies by Meaney and colleagues,rat pups were randomly assigned to be raised by surrogate mothers who spent a lot of time licking and grooming (high LG)them or surrogate mothers who spent little time engaging in this behavior (low LG).Rat pups raised by high-LG surrogates grow up to be _____ fearful in novel situations,which can be attributed to a(n)_____ in DNA methylation.
A)less;increase
B)less;decrease
C)more;increase
D)more;decrease

Question

Quizplus · Accepted Answer

Rat pups raised by high-LG surrogates grew up to be less fearful in novel situations, which can be attributed to a decrease in DNA methylation.

In a Series of Studies by Meaney and Colleagues,rat Pups