Question

discribe the structure of the cell that guide the pollentube to enter the embryo sac​

Answer 1

Answer:

When the pollen tube enters the embryo sac, the synergids of the embryo sac apply their energies to burst the end of pollen tube, the released male gametes fertilize the egg cell and the secondary nucleus ( polar nuclei). ... Hence, you should find your answer as only one pollen tube enters the embryo