microspore mother cell

microspore mother cell
a type of diploid cell that develops in the microsporangium of plants, has a large nucleus, and divides by meiosis to produce four haploid microspores.

Medical dictionary. 2011.

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  • microspore mother cell —   That cell in a microsporangium that produces microspores by meiosis …   Expanded glossary of Cycad terms

  • microspore — mi·cro·spore mī krə .spō(ə)r, .spȯ(ə)r n 1) any of the spores in heterosporous plants that give rise to male gametophytes and are generally smaller than the megaspore 2) the smaller of two forms of spores produced by various protozoans (as… …   Medical dictionary

  • Microgametogenesis — is the process in plant reproduction where a microgametophyte develops in a pollen grain to the three celled stage of its development. In flowering plants it occurs with a microspore mother cell inside the anther of the plant. When the… …   Wikipedia

  • microsporocyte — ˌ ̷ ̷ ̷ ̷ˈspōrəˌsīt noun Etymology: microspore + o + cyte : a microspore mother cell * * * /muy kreuh spawr euh suyt , spohr /, n. Bot. one of the mother cells that produce four microspores by meiosis. [1935 40; MICROSPORE + O + CYTE] …   Useful english dictionary

  • Microsporangia — Microsporangium is a sporangium that produces spores that give rise to male gametophytes. Microsporangia are notable in spikemosses, and a minority of ferns. In Gymnosperms and Angiosperms (Flowering plants), the microsporangium produce the… …   Wikipedia

  • microsporocyte — noun a cell that produces four microspores during meiosis Syn: microspore mother cell …   Wiktionary

  • microsporocyte — noun Date: 1906 a microspore mother cell …   New Collegiate Dictionary

  • 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

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

  • fern — fernless, adj. fernlike, adj. /ferrn/, n. any seedless, nonflowering vascular plant of the class Filicinae, of tropical to temperate regions, characterized by true roots produced from a rhizome, triangular fronds that uncoil upward and have a… …   Universalium

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