Nucleoid, Kernäquivalent, unscharf abgegrenzter membranloser Bereich in Protocyten, in dem, zusammen mit RNA und Proteinen (Histone fehlen), das Bakterienchromosom liegt.

Deutsch wörterbuch der biologie. 2013.

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  • nucleoid — nucleoíd s. n., pl. nucleoízi Trimis de siveco, 10.08.2004. Sursa: Dicţionar ortografic  NUCLEOÍD s.m. (biol.) Nucleul sau echivalentul său la bacterii. [pron. cle o id. / < germ. Nukleoid]. Trimis de LauraGellner, 24.06.2005. Sursa: DN …   Dicționar Român

  • nucleoid — nucleoid. См. нуклеоид. (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.

  • nucleoid — [no͞o′klē oid΄, nyo͞o′klē oid΄] n. a region in the cells of prokaryotes that contains nucleic acids but which is not bounded by a membrane: it is analogous in function to the nucleus of eukaryotic cells …   English World dictionary

  • Nucleoid — Prokaryote cell showing the nucleoid. The nucleoid (meaning nucleus like) is an irregularly shaped region within the cell of a prokaryote that contains all or most of the genetic material.[1] In contrast to the nucleus of a eukaryotic …   Wikipedia

  • Nucleoid — Als Kernäquivalent wird der Bereich in einer Bakterienzelle bezeichnet, der von einem in sich geschlossenen DNA Molekül, dem Bakterienchromosom, ausgefüllt wird. Da sich dieser Bereich auch auf elektronenmikroskopischen Abbildungen deutlich vom… …   Deutsch Wikipedia

  • nucleoid — 1. SYN: nucleiform. 2. A nuclear inclusion body. 3. SYN: nucleus (2). [nucleo + G. eidos, resemblance] Lavdovsky n. SYN: astrosphere. * * * nu·cle·oid n(y)ü klē .ȯid adj resembling a nucleus …   Medical dictionary

  • nucleoid — noun Date: 1938 the DNA containing area of a prokaryotic cell (as a bacterium) …   New Collegiate Dictionary

  • nucleoid — (nu kle oid) An irregularly shaped region in the procaryotic cell that contains its genetic material …   Dictionary of microbiology

  • nucleoid — Region of cell in a bacterium that contains the DNA …   Dictionary of molecular biology

  • nucleoid — /nooh klee oyd , nyooh /, Microbiol. n. 1. the central region in a prokaryotic cell, as a bacterium, that contains the chromosomes and that has no surrounding membrane. adj. 2. resembling a nucleus. [1850 55; NUCLE(US) + OID] * * * …   Universalium

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