Question

what is the ploidy of embryo sac??

Answer 1

Answer: The ploidy of embryo sac is Haploid.

The number of set of chromosomes is called as Ploidy.

The embryo sac is female gametophyte. Gametophyte is haploid so wherever it is present.

The embryo sac has three parts called as egg apparatus, secondary nucleus and antipodal.

The antipodas consists of three cells which are haploid.

Answer 2

Ploidy of embryo sac

Explanation:

• Embryo sac is female gametophyte .gametophyte is haploid wherever it is present .so embryo sac is haploid.

• In embryo sac three parts present. They are egg apparatus ,antipodal, secondary nucleus.

• In egg apparatus in the center egg cell and it is surrounded by two synergies.These are all haploid

• Generally antipodas are of three cells which are haploid.

• Secondary nucleus which is formed at the maturity of embryo sac is formed due to the union of two haploid polar nuclei which were already present in the embryo sac. Secondary nucleus is diploid