Because sons adopted by alcoholic men show a rate of alcoholism more like that of their biological father, there is an
argument for the role of genetic factors in this disease.
a. True
b. False
True
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The Pacinian corpuscle is used in detecting ____
a. sound b. hard pressure c. chemicals d. light touch e. chemical differences
Plant growth requires steady sources of water and nutrients obtainable from __________ and soil. Fill in the blank(s) with the appropriate word(s)
Ethanol is an inhibitor of ADH. Therefore, a
person consuming a mixed drink excretes a. less water because ADH promotes reabsorption. b. the alcohol because ADH cannot degrade it. c. ketone bodies formed from the alcohol. d. more water because ADH normally promotes reabsorption. e. more water plus the alcohol due to the ADH inhibition.
Mice that are injected with only the R strain of Streptococcus pneumoniae
a. become sick for prolonged periods of time. b. stay healthy, because their immune systems can kill this strain easily. c. are killed, because R strain cells are deadly.