What term is used to describe the fertilized egg during the germinal stage of prenatal development?
A. ovum
B. sperm
C. fetus
D. blastocyst
Answer: D
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The percentage of older Americans living in poverty
a. increases with advancing age. b. decreases with advancing age. c. is equivalent to the number of single middle-aged women living in poverty. d. levels off once the person is on a fixed income.
Your eyes transduce only a tiny fraction of the entire range of electromagnetic energies, which we call the
a. perceptual limit. b. visible spectrum. c. biological transduction range. d. spectral analysis limitation.
Mrs. Elder, age 85, has just experienced her husband's death. A good way to help would be
a. to encourage nursing home placement for her b. to recommend that she move to a retirement center c. to suggest that she move in with her children d. to listen to her needs and concerns e. to say, "I know how you feel"
In a psychological research study, a sample made up of those who happen to be available at the time of study is called a _________ sample
a. representative b. quota c. random d. convenience