endosperm mother cell
Cell of the higher plant embryo sac. Contains two "polar nuclei", and fuses with the sperm cell from the pollen grain. Gives rise to the endosperm.

Dictionary of molecular biology. 2004.

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  • endosperm mother cell — One of the seven cells of the mature plant embryo sac, containing the two polar nuclei and, which, following fertilization, gives rise to the primary endosperm cell from which the endosperm develops …   Glossary of Biotechnology

  • endosperm — Tissue present in the seeds of angiosperms, external to and surrounding the embryo, that it provides with nourishment in the form of starch or other food reserves. Formed by the division of the endosperm mother cell after fertilization; may be… …   Dictionary of molecular biology

  • Endosperm — is the tissue produced in the seeds of most flowering plants around the time of fertilization. It surrounds the embryo and provides nutrition in the form of starch, though it can also contain oils and protein. This makes endosperm an important… …   Wikipedia

  • Fruit — For other uses, see Fruit (disambiguation). Several culinary fruits …   Wikipedia

  • embryo sac — The mature female gametophyte in angiosperms. Generally a seven celled structure two synergids, one egg cell, three antipodal cells (each with a single haploid nucleus) and one endosperm mother cell with two haploid nuclei …   Glossary of Biotechnology

  • plant development — Introduction       a multiphasic process in which two distinct forms succeed each other in alternating generations. One form, created by the union of sexual cells (gametes (gamete)), contains two sets of similar chromosomes (diploid). At sexual… …   Universalium

  • angiosperm — /an jee euh sperrm /, n. Bot. a plant having its seeds enclosed in an ovary; a flowering plant. Cf. gymnosperm. [ANGIO + SPERM] * * * ▪ plant Introduction       any member of the more than 300,000 species of flowering plants (division Anthophyta) …   Universalium

  • plant — plantable, adj. plantless, adj. plantlike, adj. /plant, plahnt/, n. 1. any member of the kingdom Plantae, comprising multicellular organisms that typically produce their own food from inorganic matter by the process of photosynthesis and that… …   Universalium

  • Magnoliidae — ▪ plant subclass Introduction       subclass of woody or herbaceous flowering plants belonging to the class Magnoliopsida.       Members of the Magnoliidae are dicotyledonous plants that retain some primitive anatomic and morphological… …   Universalium

  • Double fertilization — The parts of a flower Double fertilization …   Wikipedia

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