Devon Has a Rare Condition Characterized by the Lack of Saliva-Producing

question 13

Multiple Choice

Devon has a rare condition characterized by the lack of saliva-producing cells. Based on this information, Devon probably has

• A) difficulty swallowing.
• B) chronic constipation.
• C) diverticula in his colon.
• D) gallstones.

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Definitions:

Side Chain

A group of atoms attached to the main part of a molecule and having a composition and structure independent of the molecule's primary structure.

Amino Acid

Organic compounds containing an amine (-NH2) and a carboxyl (-COOH) functional group, along with a side chain; they are the building blocks of proteins.

Complete Proteins

Proteins that contain all nine essential amino acids necessary for the dietary needs of humans.

Side Chain

The part of an organic molecule that is attached to the main chain (or backbone) of the molecule, which can influence the molecule's properties and reactivity.