A genetic condition causing mild to severe medical problems is a ____
a. genetic abnormality
b. genetic disorder
c. syndrome
d. pedigree
e. carrier
ANSWER: b
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Generally speaking, vaccinations are effective in combating future infections because they induce the production of
A. mutations in the host genome. B. prostaglandins. C. helper T cells. D. neutrophils. E. memory cells.
Killed vaccines work by stimulating
A) an antibody response. B) phagocytic activity. C) the cell-mediated immune response. D) cytotoxic T cells. E) lymphocyte proliferation.
The difference in "sensation" and "perception" when referring to a stimulus lies in
a. the type of receptor stimulated. b. understanding the significance of the stimulus. c. the number of receptors that depolarize. d. feeling exactly what is happening at the site. e. responding to the stimulus.
Which statement would be correct if an inductively reasoned hypothesis makes sense, based on all available and historical observations?
A) The hypothesis must be true. B) The hypothesis cannot possibly be true. C) The hypothesis must be tested. D) Experimentation is not necessary.