A racemic form of a drug consists of:
a. the freebase form of a drug.
b. a 3 :1 ratio of one isomer compared to another.
c. a drug that is quickly absorbed and distributed due to pharmacokinetic effects.
d. a mixture of both d and l optical isomers.
Ans: D
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If a mother has an elevated AFP level, this means her fetus
a. has a neural tube defects. b. may have neural tube defects and this would be examined by amniocentesis or ultrasound. c. has a sex-linked disorder. d. will be born early.
When Marcia was in high school, all she had to do to make an A on a test was to study the printed notes for about 20 minutes. For her first test in college, Marcia tried this same study technique and received a grade of F. After this experience, Marcia took her instructor's advice and began using the SQ4R method to read her textbook and the LISAN method for taking notes. This change in Marcia's
study technique illustrates a. assimilation. b. accommodation. c. generativity. d. conservation.
When every member of a population has an equal chance of being included in a sample, what sampling process is being used?
A) reliability sampling B) random assignment C) random sampling D) convenience sampling
An African-American candidate and a European-American candidate apply for a job. However, both are only moderately qualified for the position. The person making the hiring decision is a European-American. Which of the following statements best illustrates the most likely outcome?
a. The European-American will most likely be hired because he is given the "benefit of the doubt" regarding his abilities by the person hiring. b. The African-American will most likely be hired as the European-American making the decision will overcompensate out of a fear of being discriminatory. c. Neither candidate will be hired because they are only moderately qualified. d. There is no way to predict which candidate will be hired.