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BIO 101 BIO 101 Past Questions Objective Question

Question

Which of the following is not correct about cilia and flagella?
Options
A They are both organelles for motility
B Cilia beats like pedals while flagella brings about whip-like movement
C Both are composed of contractile protein called microtubules
D Cilia is longer than flagella
Correct Answer
Correct Answer

Option D is the correct answer.

Detailed Explanation

Cilia are generally shorter and more numerous than flagella. Flagella are longer and usually fewer in number (often one or two per cell). So the statement 'Cilia is longer than flagella' is incorrect. The other statements are true.

Hint

Which one is longer and more whip-like: cilia or flagella?

Question Info