Motility of bacteria can be observed as spreading growth over the agar surface. Which of the following bacterial structure(s) is/are used for motility?
A. Pilus(i)
B. Flagellum(a)
C. Capsule
D. Lipopolysaccharide
E. Cytoplasmic membrane
Ans: B. Flagellum(a)
Biology & Microbiology
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