The Useful Range of Optical Densities Is Between

question 60

Multiple Choice

The useful range of optical densities is between:

• A) 0.0 and 4.0 OD.
• B) 0.0 and 1.0 OD.
• C) 0.25 and 2.5 OD.
• D) 1.0 and 3.0 OD.

---

Definitions:

Contagious Diseases

Illnesses caused by pathogens such as bacteria, viruses, fungi, or parasites that can be transmitted from one person to another.

Native Americans

Indigenous peoples of the Americas, including groups and tribes with diverse cultures, who were the original inhabitants before European colonization.

African Slaves

Individuals from Africa who were forcibly taken from their homeland and sold into slavery, primarily in the Americas, where they were exploited for labor.

Slavery

A system in which people are owned by others, deprived of personal freedom and compelled to perform labor or services without compensation.