Which tissue can not divide to give rise to identical progeny in a plant that reproduces asexually?

Question

Quizplus · Accepted Answer

Pollen grains are reproductive structures that contain the male gametes. During asexual reproduction, the pollen grain would simply germinate and produce a new plant with a combination of genetic material from the same parent plant, rather than identical progeny. The other tissues listed (root, stem, leaf, ovule) have the potential to produce identical progeny through asexual reproduction.

Which Tissue Can Not Divide to Give Rise to Identical