Microbiology (Lec 10) Flashcards
1
Q
Bacterial cell walls: Gram +
A
thick peptidoglycan
2
Q
Bacterial cell walls: Gram -
A
thin peptidoglycan covered by outer membrane
3
Q
Bacteria classified by: (4)
A
1) dye retention
2) O2 requirement
3) biochem rxns
4) shape
4
Q
Gram + stain
A
purple
5
Q
Gram - stain
A
pink
6
Q
Shapes (4)
A
cocci (balls)
bacilli (rods)
crescents
spirochete
7
Q
Mycobacteria
A
bacilli w/ different cell wall
req’s acid-fast test
8
Q
Chlamydae
A
lipopolysaccharide cell wall
9
Q
Mycoplasmas
A
no rigid cell wall
10
Q
Normal flora U not in?
A
eyes, stomach
