Heroin became the drug of choice for many opioid users
A. around 1900, because it could be injected.
B. during the 1920s, because it was easier to smuggle the small amounts needed for an effective dose.
C. during World War II, when supplies of raw opium were cut off.
D. in the 1960s, because users believed that it was more pure than other opioids.
B
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When Yoko's parents came to the United States, it was important to them to become as American as possible. Today, Yoko only knows a few words of Japanese. Yoko's parents were trying to ________
a. develop a social identity. b. acculturate. c. protect their ethnic identity. d. deindividuate.
All of the following naturally occurring chemical substances have been shown to play a role in memory EXCEPT
a. glutamate and acetylcholine. c. estrogen and testosterone. b. adrenaline and noradrenaline. d. dopamine and GABA.
MRI scans provide more detailed pictures than those obtained by a CT scanner
Indicate whether the statement is true or false.
In __________ , GM announced that its Wilmington, Delaware, Assembly plant would become the second Saturn assembly facility adding an additional 2,600 employees.
Fill in the blank(s) with the appropriate word(s).