Multiple Choice
Which of the following statements about gram- negative cell walls is FALSE?
A) Their Gram reaction is due to the outer membrane.
B) They are sensitive to penicillin.
C) They are toxic to humans.
D) They have an extra outer layer composed of lipoproteins, lipopolysaccharides, and phospholipids.
E) They protect the cell in a hypotonic environment.
Correct Answer:

Verified
Correct Answer:
Verified
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