A woman over 35 has already borne a child with Down syndrome. She becomes pregnant again and immediately visits a genetic counselor for advice. If the woman wishes to abort the baby as soon as possible if the child has Down syndrome, the genetic counselor will suggest
a. amniocentesis.
b. ultrasound.
c. germline gene therapy as a prenatal treatment.
d. chorionic villus sampling.
D
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Specific brain differences implicated in schizophrenia often include
a. smaller thalamus. b. enlarged cerebellum. c. enlarged corpus callosum. d. all of these brain differences.
In psychological research, the people who pose as participants but who are actually assisting the researcher are called _____
a) naïve subjects. b) social loafers. c) confederates. d) true subjects.
When presented with tasks like the pendulum problem, in contrast to adolescents, children in the ______________ stage are not good at systematically testing all of the factors; they tend to report whatever answer seems to be correct after conducting
only a few tests. A) sensorimotor B) preoperational C) concrete operational D) formal operational
What proportion of marriages in the United States remain intact?
a) 1/4 b) 1/3 c) 1/2 d) 3/4