Microbiology Flashcards
1
Q
What is a Gram Positive Bacteria?
A
Contains a single layer of peptidoglycan above the plasma membrane which allows the bacteria to retain the dye.
( crystal/ methyl violet)
2
Q
What is a Gram Negative Bacteria?
A
Have a thinner layer of peptidoglycan - in between surface membrane and plasma membrane therefore cannot retain.