primary spermatocyte

primary spermatocyte
primary spermatocyte n a diploid spermatocyte that has not yet undergone meiosis

* * *

a diploid cell that has derived from a spermatogonium and can subsequently begin meiosis and divide into two haploid secondary spermatocytes.

Medical dictionary. 2011.

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  • primary spermatocyte — primary spermatocyte. См. сперматоцит первого порядка. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • primary spermatocyte — Cell Biol. See under spermatocyte. [1895 1900] * * * …   Universalium

  • primary spermatocyte — noun : a cell of the next to last generation preceding the spermatozoon * * * Cell Biol. See under spermatocyte. [1895 1900] …   Useful english dictionary

  • primary spermatocyte — A stage in the differentiation of the male germ cells. Spermatogonia differentiate into primary spermatocytes, showing a considerable increase in size in doing so; primary spermatocytes divide into secondary spermatocytes …   Dictionary of molecular biology

  • Spermatocyte — Infobox Anatomy Name = male Latin = GraySubject = 258 GrayPage = 1243 Caption = Transverse section of a tubule of the testis of a rat. X 250. Caption2 = Scheme showing analogies in the process of maturation of the ovum and the development of the… …   Wikipedia

  • spermatocyte — The premeiotic parental cell of the spermatids; the primary spermatocyte before the initiation of the first meiotic division; the secondary spermatocyte after completion of the first meiotic division, but before the initiation of the second… …   Glossary of Biotechnology

  • spermatocyte — spermatocytal, adj. /sperr mat euh suyt , sperr meuh teuh /, n. Cell Biol. a male germ cell (primary spermatocyte) that gives rise by meiosis to a pair of haploid cells (secondary spermatocytes) that give rise in turn to spermatids. [1885 90;… …   Universalium

  • spermatocyte — Parent cell of a spermatid, derived by mitotic division from a spermatogonium. [spermato + G. kytos, cell] primary s. the s. derived by a growth phase from a spermatogonium …   Medical dictionary

  • spermatocyte — n. a cell produced as an intermediate stage in the formation of spermatozoa (see spermatogenesis). Spermatocytes develop from spermatogonia in the walls of the seminiferous tubules of the testis; they are known as either primary or secondary… …   The new mediacal dictionary

  • secondary spermatocyte — n a spermatocyte that is produced by division of a primary spermatocyte in the first meiotic division, that has a haploid number of chromosomes in forms (as the human male) having a single centromere, and that divides in the second meiotic… …   Medical dictionary

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