The amplitude of N400 ERPs was markedly lower in the right than in the left hemisphere for abstract words as compared to concrete words. Both amplitudes were lower for abstract relative to concrete words

Children from what group in the United States especially benefited cognitively from preschool?

a. families who had parents who were professionals b. affluent families c. Midwestern families d. low-income families

Injecting leptin into a leptin-deficient mouse would cause it to:

a. become sedentary. b. experience pleasure. c. gain weight. d. lose weight.