Examlex
Which type of receptor binds norepinephrine on cardiac muscle, thus increasing cardiac activity?
Union Pacific
A major railroad company operating in the United States, known for its historical role in the transcontinental railroad's construction.
Western Migration
The movement of people to the western territories and states of the United States, particularly during the 19th century, in search of land, opportunity, and a better life.
Homestead
A house, especially a farmhouse, with adjoining buildings and land.
Recently Married Couples
Couples who have entered into marriage within a relatively short period before the current time.
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