Nucellar polyembryony is reported in species of

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1.Sexual Reproduction in Flowering Plants

medium

Nucellar polyembryony is reported in species of

Citrus

Gossypium

Triticum

Brassica.

(AIPMT-2011)

Solution

(a) : In nucellar polyembryony, some of the nucellar cells surrounding the embryo sac start dividing. Then it protrudes into the embryo sac and develop into the embryos. In such species, each ovule contains many embryos. Occurrence of more than one embryo in a seed is referred as polyembryony. Nucellar polyembryony is found in many of the Citrus and mango varieties.

Standard 12

Biology