Main function is to help support and give shape to the cell also serve a transportation function, as they are the routes upon which organelles move through the cell
Microtubules extend from each centrosome towards the edge of the cell, forming a structure called the aster<span>.
</span>Microtubules can also bind to chromosomes at the kinetochore<span>, a patch of protein found on the centromere of each sister chromatid. </span> Microtubules that bind a chromosome are called kinetochore microtubules<span>. </span>