How many matched pairs of chromosomes do human cells contain?
21
36
23
46
23
Rationale: There are 23 matched pairs of chromosomes, creating a total of 46 chromosomes.
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In 1985 white males comprised 49 percent of the labor force. In 2006, white males constituted ________ percent of the labor force
A) 55 B) 47 C) 45 D) 52
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Located between the proximal and distal tubules is the ________.
A. minor calyx B. peritubular capillaries C. collecting duct D. renal corpuscle E. loop of Henle
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The primary mandibular right canine is identified with a _______ in Palmer's Notation.
Fill in the blank(s) with the appropriate word(s).
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The government is responsible for how much of all health care spending in the United States?
A. More than half B. About three-fourths C. One-fourth D. About two-thirds
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