A group of 100 pregnant women are attending an expo for baby supplies. About how many of them will deliver their babies with the help of a midwife?
a. 3
b. 8
c. 11
d. 14
Answer: b. 8
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If a person is told that they have an autosomal dominant inheritance of Alzheimer's disease, how should they respond?
a. They should be very concerned, because there is a 100% chance that they are going to develop the disease. b. They should be mildly concerned, because there is a 50% chance that they are going to develop the disease. c. They should only be a little concerned, because there is only a 10% chance that they are going to develop the disease. d. They should celebrate, because there is no chance that they are going to develop the disease.
Your friend attends a speech at the local university. She hears about the research of a psychologist. The research centers on special techniques that are designed to increase creativity and problem solving. More than likely, your friend was listening to a(n):
A. cognitive psychologist B. psychiatrist C. experimental psychologist D. psychobiologist
Which of the following triggers physical changes when boys reach puberty?
a. Androgens b. Estrogens c. Endorphins d. Melatonins
Which prenatal event has been shown to increase the chances that a female child will show male typical behavior, and sometimes homosexual orientation?
A) very low levels of estrogen B) exposure to high levels of testosterone C) exposure to alcohol D) low oxygen levels