In a Test of "Civic Literacy" Conducted in 2007,the Average

question 24

Multiple Choice

In a test of "civic literacy" conducted in 2007,the average college senior scored a grade of ________.

• A)A
• B)B
• C)C
• D)D
• E)F

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Definitions:

Digestive Enzymes

Biological catalysts that break down foods into their chemical components, making nutrients available for absorption.

Mucus

A thick, slippery secretion produced by mucous membranes, serving to protect and lubricate surfaces within the body.

Stomach pH

The level of acidity in the stomach, typically ranging from 1.5 to 3.5, which is crucial for digestion and destroying pathogens.

Pepsin

Principal digestive enzyme of the gastric juice, formed from pepsinogen; digests proteins into smaller peptide chains.