Heat is used to drive the stain into cells in the ________ staining procedure(s).
A) endospore stain
B) acid-fast stain
C) capsule stain
D) Gram stain
E) both acid-fast and endospore stains

Question

Quizplus · Accepted Answer

Both acid-fast and endospore stains require the use of heat to drive the stain into cells. In the acid-fast stain, the heat is necessary to melt the wax in the cell walls of acid-fast bacteria, allowing the stain to penetrate. In the endospore stain, heat is used to drive the malachite green stain into the endospore itself.

Heat Is Used to Drive the Stain into Cells in the ________