Sex Chromatin (Noun)
Meaning
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".
Classification
Nouns denoting body parts.
Examples
- The sex chromatin found in female cells helps to differentiate between XX and XY chromosome combinations during amniocentesis.
- Studies have shown that sex chromatin can be detected in female cells using fluorescent staining techniques.
- The absence of sex chromatin from a given sample of cells would usually imply that the cells are male in origin.
- Determining the presence or absence of sex chromatin is often necessary to verify a person's biological sex.
- The presence of sex chromatin in cells obtained by amniocentesis confirms the XX sex chromosome pattern typically associated with females.