sex chromatin(n = noun.body) - 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"
is a kind of chromatin, chromatin granule

anal sex, chromatin, chromatin granule, extramarital sex, fair sex, have sex, oral sex, primary sex character, primary sex characteristic, safe sex, secondary sex character, secondary sex characteristic, sex, sex act, sex activity, sex appeal, sex bomb, sex cell, sex change, sex character, sex characteristic, sex chromosome, sex crime, sex drive, sex gland, sex hormone, sex kitten, sex linkage, sex manual, sex object, sex offender, sex offense, sex organ, sex organs, sex segregation, sex starved, sex up