egg apparatus

egg apparatus

[′eg ‚ap·ə‚rad·əs]
(botany)
A group of three cells, consisting of the egg and two synergid cells, in the micropylar end of the embryo sac in seed plants.
References in periodicals archive ?
Thomas Dresselhaus from the Regensburg Center of Biochemistry and Biophysics, showed that special forms of defensins are released by the egg apparatus in maize to open up potassium-ion channels in the male partner - the pollen tube - resulting in an explosive release of male sperm cells.