Which of the following are monitored to diagnose the severity of a heart attack?
A) AST
B) CPK
C) LDH
D) all of these
D
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Which of the following regions of the United States has a humid subtropical climate?
A. central plains B. southwest C. southeast D. southern California
Which of the following environments is NOT very susceptible to mass wasting?
A. A steep and rocky slope B. A moderate slope made of fill materials C. A gentle slope with deep soils D. A slope that has many buildings on it E. Relatively flat-lying area
You have been hired by a rapidly growing small city to improve the air quality, which has deteriorated in the past 10 years. Your first suggestion is to ________
A) investigate the large city downwind whose factories produce large amounts of pollution B) improve transportation options, including carpool lanes, buses, and light rail C) remove the hydroelectric dam on the river D) move or close the cattle feed lots near the river E) decrease the amount of CFCs used locally
When Ra decays by emitting an alpha particle, what is the atomic number of the resulting nucleus? What is the resulting atomic mass?
A) atomic number = 86; atomic mass = 222 B) atomic number = 87; atomic mass = 226 C) atomic number = 86; atomic mass = 224 D) atomic number = 87; atomic mass = 224