Question

What does the Cartwheel of centriole in centrosome comprise?

Answer 1

Cartwheel of centriole:

1. The cartwheel of centriole in centrosomes consists of a central hub and nine radially arranged spokes of the tubulin proteins.
2. It's located at the proximal end of the centriole.
3. It appears at the initial stage of the centriole assembly process as the first nine-fold symmetrical structure.
4. It plays a significant role in the alignment of spindle fibres during cell division.