E Coli Tolerates a PH Range from 2 to 9

question 10

Multiple Choice

E. coli tolerates a pH range from 2 to 9, which is a ________-fold difference in hydrogen ion concentration.

• A) 7
• B) 100
• C) 1,000
• D) 10,000
• E) 10,000,000

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Definitions:

Congressional Committees

Subsidiary groups within the U.S. Congress tasked with specific duties, including drafting legislation and overseeing governmental operations.

Fugitive Slave Law

Laws passed by the United States Congress in 1793 and 1850 that provided for the return of slaves who escaped from one state into another state or territory.

Runaway Slaves

Enslaved individuals who fled from their owners in search of freedom or less oppressive conditions, a common phenomenon in the history of slavery in the Americas.

Underground Railroad

A network of secret routes and safe houses established in the United States during the early to mid-19th century, used by African American slaves to escape into free states and Canada.