Using brain scans, researchers have found that many people with schizophrenia have:
A. no hippocampus.
B. enlarged ventricles.
C. enlarged frontal lobes.
D. a deficiency of certain neurotransmitters.
Ans: B. enlarged ventricles.
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About _____ percent of adults over age 90 have lost all functional vision
a. 7 b. 17 c. 27 d. 37
The appropriate level of significance for the statistical analysis of a given experiment is determined by
a. the situation. b. the number of participants in the study. c. what everybody else does. d. the particular journal.
Preschool children get their knowledge of living things from many sources. Which of the following is NOT one of these sources?
a. from watching animals b. from reading books about animals c. from talking with their parents about animals d. from an innate understanding of biology
The ability to perceive hierarchical rank:
a. Is not necessary for more advanced animals. b. May give rise to the ability to perform logical transitive inference. c. Cannot account for genetic diversity. d. Is evidence of cholinergic insensitivity.