You find colorless areas in cells in a Gram-stained smear. What should you do next?

a. A capsule stain
b. A simple stain
c. A flagella stain
d. An endospore stain
e. An acid-fast stain


Ans: d. An endospore stain

Biology & Microbiology

You might also like to view...

Connective tissues typically have _____

A) little space between the membranes of adjacent cells B) the ability to transmit electrochemical impulses C) the ability to shorten upon stimulation D) relatively few cells and a large amount of extracellular matrix

Biology & Microbiology

What structure in most ray-finned fish is responsible for buoyancy control?

a. Gas gland b. Blubber c. Squaline d. Swim bladder

Biology & Microbiology

An organism with a temperature growth optimum near 80°C and a pH growth optimum between two and three is usually referred to as a(n) ________.

A. thermophile B. thermoacidophile C. halophile D. thermoalkalophile

Biology & Microbiology

The “pulse” we feel in our wrists and ankles is associated with blood flow through ____

a. arteries b. arterioles c. capillaries d. venules e. veins

Biology & Microbiology