Question

Why are cheek epithelial cell always moist? ​

Answer 1

$\huge\mathfrak\pink{Answer}$

A sufficient moisture content must be continually sustained in order to aid enzymes in softening food, facilitate swallowing, and initiate the process of digestion. Cheek cells are often studied in school laboratory settings because they can be easily obtained through a mouth rinse or simple swab.

Answer 2

The cheek cells are moist due to the secretion of saliva in mouth.