After split-brain surgery, patients are usually unable to walk or to care for the physical needs of everyday life

If you were told that the opponent-process theory was preferred over the trichromatic theory to explain color vision, which of the following statements would logically support that statement?

a. the existence of complementary afterimages. b. the greater likelihood of males to have color blindness. c. the fact that the inability to distinguish yellows and blues is less common. d. why some people see no color at all.

The most often reported symptom in children and adolescents after sexual abuse is

A) delayed sexual maturity. B) lower grades in school. C) delinquent behavior. D) depression.