Barr body


I. noun

[Physiology] a small, densely staining structure in the cell nuclei of females, consisting of a condensed, inactive X chromosome. It is regarded as diagnostic of genetic femaleness.
– origin 1960s: named after the Canadian anatomist M. L. Barr (1908–95).

Add Comment

By Oxford


Get in touch

Quickly communicate covalent niche markets for maintainable sources. Collaboratively harness resource sucking experiences whereas cost effective meta-services.