Thank you for reporting, we will resolve it shortly
Q.
Even after killing the generative cell with a laser beam, the pollen grain of flowering plant germinates and produces normal pollen tube because
ManipalManipal 2015
Solution:
During microspore formation, cellular differentiation occurs and generative and vegetative cells are formed. The generative cell produces two sperm cells whereas the vegetative cell produces the pollen tube which helps to deliver the male gametes to the embryo sac. Therefore, if a laser beam kills the generative cell, it will not affect the normal pollen tube formation.