What is ploidy level of primary endosperm nucleus?

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Solution

Primary endosperm nucleus:
The primary endosperm nucleus is a nucleus that is formed by the union or fusion of two polar nuclei in the embryo sac before fertilization in the flowering plants.
As there are two polar nuclei in the primary endosperm nucleus, the ploidy is diploid.

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Mention the ploidy of the following: protonemal cell of a moss; primary endosperm nucleus in dicot, leaf cell of a moss; prothallus cell of a fern; gemma cell in Marchantia; meristem cell of monocot, ovum of a liverwort, and zygote of a fern.

Mention the ploidy of the following:

(a) protonemal cell of a moss

(b) primary endosperm nucleus in dicot

(d) gemma cell in Marchantia

(e) meristem cell of monocot

(f) ovum of a liverwort

(g) zygote of a fern.

Q. The ploidy level of primary endosperm nucleus in Oenothera before

fertilization is ................

Q. Mention the reasons for the difference in ploidy of zygote and primary endosperm nucleus in an angiosperm?

Q. what is the function of primary endosperm nucleus ?

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What is ploidy level of primary endosperm nucleus?

Primary endosperm nucleus:The primary endosperm nucleus is a nucleus that is formed by the union or fusion of two polar nuclei in the embryo sac before fertilization in the flowering plants.As there are two polar nuclei in the primary endosperm nucleus, the ploidy is diploid.

Primary endosperm nucleus:
The primary endosperm nucleus is a nucleus that is formed by the union or fusion of two polar nuclei in the embryo sac before fertilization in the flowering plants.
As there are two polar nuclei in the primary endosperm nucleus, the ploidy is diploid.