A centriole is said to have a 9+0 arrangement of microtubules. The 9 here signifies

axoneme

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central sheath

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microtubules

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microfilaments

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Solution

The correct option is C microtubules
The centrosome consists of two perpendicularly arranged centrioles. Each centriole is composed of 9 sets of radially arranged microtubules that run parallel to the axis of the centriole.

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