The blepharoplast in each spermatid generates 100 150 basal bodies, each of which gives rise to the 9 + 2 arrangement of microtubules in a cilium.
2.
In order to understand how microtubule-organizing centers were generated, Hepler examined the " de novo " formation of the blepharoplast in the spermatogenous cells of " Marsilea vestita ".