Why was the battle of Fort Sumter in April 1861 significant?

Which of the following developments occurred during the 1852 presidential campaign?

Under the task system, slaves were required to

____ is a measure of how hazy or cloudy a broth sample is.

Which of the following made the Oregon Territory so appealing to Americans in the mid-1800s?

The popular 1844 phrase “Fifty-four forty or fight!” served as

It is important to socially distance and maintain a minimum of 6 ft. to avoid spread of COVID-19

James K. Polk’s declaration that American blood had been shed “upon American soil” was his call for

The 1845 annexation of Texas provoked

A student is preparing McConkey agar plates and forgets to adjust the pH of the medium to between 6.9 and 7.3, which is normal for this medium.  The resultant media has a pH of 6.5. This difference will affect the specificity of the test.  Why?  (specificity – increase in false positives.)