Overview

micropyle


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1. a canal through the coverings of the nucellus through which the pollen tube passes during fertilization. In a mature seed, the micropyle serves as a minute pore in the seed coat through which water enters when the seed begins to germinate. 2. the pore in the egg membranes of an insect oocyte that allows entry of the sperm.

Subjects: Genetics and Genomics.


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