In animal models of obesity, a mutation in the ___ gene can produce an animal that is very obese and has a yellow coat color; however, a particular ___ by the mother can alter this outcome in any offspring with this mutation

Which of the following is true about preschoolers who are fluent in more than one language?

a) They have more difficulty communicating because they mix up words. b) They talk less because they have to choose which language to speak in. c) They have better development of executive control skills for language. d) They have better memory for word tasks.

Convergent thinking is characterized by higher levels of activity in _____

a) the left frontal cortex. b) the right frontal cortex. c) both hemispheres. d) the parietal lobes.