Which process identifies genetic defects by examining a small sample of fetal cells drawn by a needle inserted into the amniotic fluid?
A. amniocentesis
B. karyotype
C. ultrasound sonography
D. chorionic villus sampling (CVS)
Answer: A
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About ____ of psychotic patients respond favorably to antipsychotic medication
a. 15% b. 5% c. 40% d. 70%
Solomon used to experience occasional bouts of insomnia. Recently he started taking sleeping pills to help him overcome the insomnia. Now he finds that he cannot get to sleep unless he takes a sleeping pill. This would suggest that Solomon:
a. has developed a drug tolerance for his sleeping pills b. is experiencing the effects of drug withdrawal c. has developed a drug dependency on his sleeping pills d. has become habituated to sleeping pills
Ganglion receptive fields a. are always the same size
b. do not show the same center-surround organization as bipolar receptive fields. c. are smaller in the periphery than in the macula. d. are smaller in the macula than in the periphery.
Which of the following examples is most likely to have a negative correlation?
a. Number of hours spent studying and test scores b. Amount of violent television viewed and number of aggressive acts committed C. How many time the subject smiles per day and their unhappiness level d. Weight and height e. Your test scores and the Russian economy in 1994