A) fimbriae
B) flagella
C) cilia
D) pili
Correct Answer: B
Solution :
In bacteria the generalised mode of locomotion is flagella hair. A flagellum is a hair like appen dage that protrudes from the cell body. Its primary function is locomotion. A bacterial flagella is made up of protein flagella. The bacterial flagellum is deriven by rotary engine made up of protein and is powered by flow of protons (hydrogen) across the bocterial cell.
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