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"In ovule, there is present nucleus(mass of cells) the wall of ovule form teguments of nucellus. in nucellus one cell differentiate and form 2 megaspores. in each of the megaspores formed further activity takes place to form embryo sac." |
| Answer» "In ovule, there is present nucleus(mass of cells) the wall of ovule form teguments of nucellus. in nucellus one cell differentiate and form 2 megaspores. in each of the megaspores formed further activity takes place to form embryo sac." | |