sex chromatin
1sex chromatin — n BARR BODY * * * chromatin found only in female cells and believed to represent a single X chromosome in a nondividing cell. It can be used to discover the sex of a baby before birth by examination of cells obtained by amniocentesis or chorionic …
2sex chromatin — sex chromatin. См. половой хроматин. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …
3sex chromatin — noun chromatin found only in female cells the presence or absence of sex chromatin in cells obtained by amniocentesis makes it possible to determine the sex of a fetus • Hypernyms: ↑chromatin, ↑chromatin granule …
4sex chromatin — chromatin found only in female cells and believed to represent a single X chromosome in a nondividing cell. It can be used to discover the sex of a baby before birth by examination of cells obtained by amniocentesis or chorionic villus sampling.… …
5sex chromatin — sex′ chro matin n. gen Barr body • Etymology: 1950–55 …
6Sex-Chromatin — Der Zellkern eines menschlichen, weiblichen Fibroblasten wurde mit dem blau fluoreszierenden …
7sex chromatin — Condensed chromatin of the inactivated X chromosome in female mammals (Barr body) …
8sex chromatin test — (for determination of chromosomal sex) examination of somatic cells for presence of a Barr body at the periphery of the nucleus; an index of the presence of two X chromosomes, as in a normal XX female, but also giving a positive result with… …
9sex chromatin — noun Date: 1952 Barr body …
10sex chromatin — Genetics. See Barr body. [1950 55] * * * …
