Lab Quiz 3

Question 1

Eukaryotic cells that stain purple are classified as Gram positive.

a) true
b) false

Answer 1

b) false

Question 2

An endospore forming at the very tip of a bacillus is called a ____ endospore.

a) subterminal
b) peripheral
c) terminal
d) central

Answer 2

c) terminal

Question 3

The Gram stain is an example of a negative staining technique.

a) true
b) false

Answer 3

b) false

Question 4

Which of the following statements is true about capsule staining?

a) the background, the cell and the capsule are all stained during the procedure
b) the cell is not stained during the procedure
c) the background is not stained during the procedure
d) the capsule is not stained during the procedure.

Answer 4

d) the capsule is not stained during the procedure.

Question 5

Gram negative cells have two layers of peptidoglycan and a single cell membrane in their envelope.

a) true
b) false

Answer 5

b) false