19. Which of the following correctly identifies key elements present on the exterior of
Gram-negative (GN) and Gram-positive (GP) bacteria?
(A) GN: single lipid bilayer; GP: two lipid bilayers
(B) GN: single peptidoglycan layer; GP: multiple peptidoglycan layers
(C) GN: extensively crosslinked peptidoglycans; GP: uncrosslinked peptidoglycan
(D) GN: contains both N-acetylmuramic acid and N-acetylglucosamine; GP: contains only
N-acetylmuramic acid
(E) none of the above
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統計: A(1), B(0), C(0), D(0), E(0) #3077976
統計: A(1), B(0), C(0), D(0), E(0) #3077976