Unstable Oxygen- Containing Molecules That Can Damage Cells and Possibly

question 28

Multiple Choice

Unstable oxygen- containing molecules that can damage cells and possibly contribute to the increased risk of chronic diseases are called

• A)antioxidants.
• B)phytochemicals.
• C)free radicals.
• D)supplements.

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Definitions:

Early Stone Age

The earliest period of the Stone Age, characterized by the use of rudimentary stone tools by early humans, also known as the Paleolithic era.

Rock Art

comprises human-made markings placed on natural stone; it includes petroglyphs, carvings, engravings, and paintings, serving as a prehistoric form of expression and communication.

King Lalibela

A legendary 12th-century Ethiopian ruler credited with the founding of the rock-hewn churches in Lalibela, a significant Christian pilgrimage site.

Rock-cut Churches

Churches carved out of solid rock, often found in Eastern Christianity, especially in Ethiopia and Cappadocia.