Sickle-cell anemia is caused by a:
A. chromosomal abnormality.
B. single segment found only on the Y chromosome.
C. recessive gene.
D. decrease in estrogen levels.
Answer: C
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Cortisol levels are normally
a. highest in the morning b. highest midday. c. highest in the evening. d. stable throughout the day.
What do the objects that produce sexual arousal for the fetishist, voyeur, pedophile, zoophiliac, and necrophiliac all have in common?
a. all of them have a female odor b. all of them are used for sexual arousal only if a female partner is unavailable c. all of them are active and respond vigorously and loudly d. all of them are non-rejecting
______ is the positive outcome for generativity versus stagnation.
Fill in the blank(s) with the appropriate word(s).
A professor wants to know if having her students watch an online tutorial explaining what plagiarism is and how to avoid it will decrease incidents of plagiarism in her class
She randomly assigns students to either watch the tutorial or not to watch it. She tracks incidents of plagiarism before and after the tutorial is shown. The dependent variable is a) the rate pf plagiarism b) exposure to the tutorial. c) randomization of students. d) the content in the tutorial.