Which of the following is the most responsible factor for bacterial cell motility?
Correct answer: B. Flagella
- A. Cillia
- B. Flagella
- C. Pili
- D. Pseudopodia
Explanation
The bacterial flagellum is a motile organelle composed of thousands of protein subunits. The filamentous part that extends from the cell membrane is called the axial structure and consists of three major parts, the filament, hook, and rod, and other minor components.
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