A) Cilia
B) Cell wall
C) Nucleolus
D) Cytoplasm
Correct Answer: B
Solution :
In Gram-positive bacteria, cell wall is 200-300 A thick and have 85% mucopeptides and 1-2% lipids while in Gram-negative bacteria cell wall is 100-200 A thick and 12% mucopeptides are have 10-12% and 80-90% lipids.
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