Biological-Classification-And-System-Of-Classification Question 732

Question: Gram-negative cells stain pink because:

Options:

A) they have specialised lipids in their cell walls.

B) their peptidoglycan layer is thin.

C) their peptidoglycan layer is thick.

D) they are receptive to antibiotics.

Show Answer

Answer:

Correct Answer: B

Solution:

Their peptidoglycan layer is thin and does not retain crystal violet stain like Gram- positive bacteria do.