| 单词 | barr body |
| 释义 | Barr body[ bahr ] / bɑr / nouna condensed, inactivated X chromosome present in most female mammals in the nuclei of all cells except the germ cells: used, as in sports competitions, to verify that an individual is genetically female. Also called sex chromatin. Origin of Barr bodyFirst recorded in 1960–65; named after Murray L. Barr (1908–88), Canadian physician Words nearby Barr bodyBarraquer's disease, Barras, barrator, barratry, Barrault, Barr body, barre, barré chord, barred, barred i, barred owl Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Medical definitions for Barr bodyBarr body [ bär ] n.The condensed, inactive, single X-chromosome found in the nuclei of somatic cells of most female mammals and whose presence is the basis of sex determination tests that are performed, for example, on athletes.sex chromatin The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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