sister chromatids

the two chromatids of a chromosome held together by a centromere; dyads.

Medical dictionary. 2011.

Look at other dictionaries:

  • Sister chromatids — are identical copies of a chromosome connected by a centromere. Compare sister chromatids to homologous chromosomes, which are the two different copies of the same chromosome that diploid organisms (like humans) inherit, one from each parent. In… …   Wikipedia

  • sister chromatids — sister chromatids. См. сестринские хроматиды. (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.

  • sister chromatids — seserinės chromatidės statusas T sritis augalininkystė apibrėžtis Tos pačios chromosomos chromatidės. atitikmenys: angl. sister chromatids rus. сестринские хроматиды …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • Sister chromatid exchange — (SCE) is the exchange of genetic material between two identical sister chromatids.It was first discovered by using the giemsa staining method on one chromatid belonging to the sister chromatid complex before anaphase in mitosis. The staining… …   Wikipedia

  • sister chromatid exchange — the exchange of segments of DNA between sister chromatids, which is common in patients with Bloom syndrome …   Medical dictionary

  • sister-chromatid exchange — noun Reciprocal exchange of DNA between the chromatids of a single chromosome • • • Main Entry: ↑sister …   Useful english dictionary

  • sister chromatid — n any of the chromatids formed by replication of one chromosome during interphase of the cell cycle esp. while they are still joined by a centromere …   Medical dictionary

  • sister chromatid — One of the two chromatids making up a bivalent. Both are semi conservative copies of the original chromatid …   Dictionary of molecular biology

  • sister chromatid — noun either of the two chromatids of a chromosome …   Wiktionary

  • сестринские хроматидные обмены — sister chromatid exchanges, SCE сестринские хроматидные обмены, СХО. Процесс обмена участками между сестринскими хроматидами <sister chromatids> в мейозе или митозе; СХО могут быть выявлены включением аналогов оснований, маркирующих при… …   Молекулярная биология и генетика. Толковый словарь.

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