What part of the brain, important in learning and memory, has been found to demonstrate more neurogenesis in animals exposed to enriched environments?
A. The striate nucleus
B. The hippocampus
C. The suprachiasmatic nuclei
D. The reticular activating system
Answer: B
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A property of measurement in which assigning a score of zero indicates an absence of the variable being measured is:
a. identity. b. magnitude. c. equal unit size. d. absolute zero.
According to researchers, what is the typical pattern of growth for infants?
A. Gradual and slow growth occurs on a daily basis. B. Long periods of no growth are followed by gradual growth spurts occurring over the course of a week. C. Periods of quick growth (within 24 hours) alternate with periods of gradual growth (within one week). D. Long periods of no growth are separated by short period (within 24 hours) of rapid growth.
______ is the mean of the Y variable minus the slope times the mean of the X variable.
A. slope B. curve C. best fit D. intercept
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.