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embryo sac |
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embryo sac [′em·brē·ō ‚sak] (botany) The female gametophyte of a seed plant, containing the egg, synergids, and polar and antipodal nuclei; fusion of the antipodals and a pollen generative nucleus forms the endosperm. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Endosperm is also a richer source of food for developing plants than embryo sac cells, Friedman says. |
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