Menarche marks the onset of
A) the proliferative phase.
B) pregnancy.
C) menopause.
D) menstruation.
Answer: D
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When DNA has been extracted from a sample for HLA molecular typing
A) it can be stored indefinitely at –70° C. B) it must be amplified immediately to insure accuracy of the process. C) it can be stored one month at –20° C. D) it can be stored in the refrigerator no more than 24 hours prior to amplification.
It is estimated that the economic, societal impact of illicit drugs in the United States is more than _____ annually.
A. $700 billion B. $4 trillion C. $100 million D. $250 billion
Muscular strength is the
A. ability to move the joints through a full range of motion. B. ability to resist fatigue and sustain a given level of muscular tension. C. amount of time required to contract a muscle completely. D. amount of force a muscle can produce with a single maximum effort.
The principal mineralocorticoid is
A. epinephrine B. estradiol C. aldosterone D. norepinephrine E. cortisol