In the Early Twentieth Century, Public Relations First Became Recognized

question 32

Multiple Choice

In the early twentieth century, public relations first became recognized as a separate category when it was distinguished from __________.

• A) advertising
• B) journalism
• C) press agentry
• D) agenda setting

---

Definitions:

Keratin

A type of structural protein found in hair, nails, and the outer layer of skin, providing toughness and water-resistance.

Animal Hair

The filamentous biomaterial that grows from the skin of animals, primarily used for protection, sensory purposes, and heat regulation.

Alpha Helices

A common structural motif in proteins, characterized by a right-handed helix with amino acid residues arranged in a coiled manner.

Pleated Sheets

Pleated sheets are a form of secondary structure found in proteins, characterized by folding of the peptide chain into a series of pleats, primarily stabilized by hydrogen bonds.