The repeated losing and gaining of weight, which dramatically slows the body's metabolic rate and raises the body's set point is called

Employment is often hard for people with schizophrenia to secure; being employed is linked with:

a) More symptoms of schizophrenia b) Greater sense of purpose c) Less absenteeism d) Less paranoia

Ewald Hering proposed the opponent-process theory of color vision which claims:

a. Three types of color receptors are responsible for afterimages. b. The four types of color receptors are sensitive to red, green, blue and the brightness of the light. c. A red-green cone can transmit messages for red and green at the same time. d. Staring at a green, black, and yellow flag for 30 seconds will not disturb the perception of color.