| Definition of 'sex chromatin' |
Princeton's WordNet |
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1. (noun) sex chromatin
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"
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| Definition of 'sex chromatin' |
U.S. National Library of Medicine |
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1. sex chromatin
In the interphase nucleus, a condensed mass of chromatin representing an inactivated X chromosome. Each X CHROMOSOME, in excess of one, forms sex chromatin (Barr body) in the mammalian nucleus. (from King & Stansfield, A Dictionary of Genetics, 4th ed)
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