Both cilia and flagella possess . . . . . . .

$Cilia$ and $Flagella$ are hair-like outgrowths of the cell membrane. $Cilia$ are small structures which work like oars,causing the movement of either the cell or the surrounding fluid.

What is the number of microtubules in a centrosome?

Which of the following organelles is helpful in cell division?

Identify the incorrect statement regarding the centrosome and centriole.
$(a)$ The centrosome is surrounded by amorphous pericentriolar material.
$(b)$ In the centrosome,both centrioles lie parallel to each other,and both have a cartwheel-like structure.
$(c)$ The centriole is made up of peripheral tubulins from unspecified locations.
$(d)$ The central part of the centriole is a proteinaceous hub.

What do the centrosomes form during cell division?