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Definition of: embryo sac

Bot.
The sac, formed of one cell, rarely more, within the nucleus of the ovule of flowering, seed–producing plants, containing the embryonal vesicle.

Most often used phrases:

embryo sac inside
embryo sac develops

Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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