__________ refer(s) to genetic characteristics that are the result of environmental influences during the prenatal period or during the lifespan that affect how existing genes are expressed

Ganglion cells and neurons in the _______________ respond to simple features of the environment, such as spots of light and dark

a. thalamus b. amygdala c. reticular activating system d medulla

Research suggests that African American and Hispanic youth who identify with an ethnic group during adolescence and young adulthood have ____ (Erol & Orth, 2011).?

a. ?higher grade point averages b. ?more encounters with law enforcement c. ?higher overall self-esteem d. ?greater generative capacity