Question

what is the ploidy of PEN ?
Name the nuclei that fuse to form PEN.​

Answer 1

Answer:

1) what is the ploidy of PEN ?

Ans). It is triploid (3n). The nucleus of the second male gamete {haploid(1n)} fuses with the polar nuclei {diploid(2n)} in the central cell of the egg apparatus and results in the formation of triploid(3n) primary endospermic nucleus.

2) Name the nuclei that fuse to form PEN.

Ans). The fusion between the one of the sperm nucleus (1N) from pollen grain and two polar nuclei of embryo sac (2N) results in the formation of triploid(3N) primary endosperm nucleus (PEN). This is known as triple fusion.

Explanation:

PLEASE MARK AS BRAINLIST ANSWER