Question Detail

MIC 121 MCB 102 BACTERIA Objective Question

Question

What are the three main parts of a bacterial flagellum?
Options
A Head, neck, and tail
B Basal body, hook, and filament
Correct Answer
C Motor, propeller, and anchor
D Rotor, stator, and shaft
Correct Answer

Option B is the correct answer.

Detailed Explanation

Page 25 states, 'It is composed of three main parts: • the basal body (a motor embedded in the cell envelope), • the hook (a curved joint), and • the filament (the long whip-like propeller made of the protein flagellin).'

Hint

Identify the distinct structural components described for the flagellum.

Question Info