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

question 297

Multiple Choice

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 behaviour (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

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Definitions:

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CEO

Chief Executive Officer, the highest-ranking person in a company or other institution, ultimately responsible for making managerial decisions.

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