EXAM 3 NEWEST WITH QUESTIONS AND
ANSWERS 2026/2027 100% CORRECT
How can you damage the cell wall? - ANSWER>Lysozyme hydrolyzes bonds in peptidoglycan
Penicillin inhibits peptide bridges in peptidoglycan
mycoplamsas: no cell wall
- causes walking pneumonia
-can't give them penicillin cause of lacking cell wall
Protoplasts - ANSWER>wall-less gram positive cells
spheroplats - ANSWER>wall-less gram negative celss
L-forms - ANSWER>wall-less cells that swell into irregular shapes
, Acid Fast Cell Walls: - ANSWER>- like gram positive cell walls
- waxy lipid (mycolic aid)
-mycobacterium
Nocardia: resist the decolorization with acid alcohol
Mycoplasmas - ANSWER>lack of cell walls
sterols in plamsa membrane
smallest living cell
causes walking pneumonia
can't use penicillin
Archaea - ANSWER>wall less or wall of pseudomurein
(lack NAM and D-amino acids)