NEET Biology question

Which of the following statements is incorrect for centrioles?

(A)Both the centrioles in a centrosome lie perpendicular to each other
(B)Central proteinaceous hub is missing in a centrioleCorrect
(C)Each centriole has an organisation like that of a cartwheel
(D)Centrosome usually contains 2 cylindrical centrioles.

Answer: (B)

Solution

A centriole does possess a central proteinaceous hub, from which radial spokes extend to the peripheral triplet microtubules, giving it its characteristic cartwheel-like

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Question ID VK-112124