Seeing a snake, and then simultaneously running away from it and becoming frightened, is the sequence of events postulated by ________ theory

In conducting autopsies on individuals suspected of having Alzheimer's disease, researchers found __________

a) most were missing their suprachiasmatic nucleus. b) almost a third did not have the disease. c) they were missing portions of the hippocampus. d) most had enlarged limbic systems.

How does the neurodevelopmental hypothesis explain the difficulty of locating a gene for schizophrenia? a. The gene or genes for schizophrenia do not affect behavior until early adulthood. b. The gene sometimes appears on one chromosome, and sometimes another

c. The gene exerts its effects in different ways for different people. d. Schizophrenia can result from prenatal environment instead of genetics.