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Barr body - Wikipedia, the free encyclopedia

https://en.wikipedia.org/wiki/Barr_body

A Barr body (named after discoverer Murray Barr) [1] is the inactive X chromosome in a female somatic cell, [2] rendered inactive in a process called lyonization, in ...

What is a "barr body"? | Yahoo Answers

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See the explained details of Barr Body. Barr body - The condensed, single X-chromosome, appearing as a densely staining mass, that is found in the nuclei ...

Barr-body | Define Barr-body at Dictionary.com

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Barr 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 ...

Barr body - Biology-Online Dictionary

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Definition. noun. The small, dark-staining mass of inactive X chromosome within the nucleus of non-dividing cell. Supplement. Barr bodies are previously used as the ...

Barr body | definition of Barr body by Medical dictionary

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body [bod´e] trunk (def. 1). 1. the largest and most important part of any organ. 2. any mass or collection of material. acetone b's ketone bodies. alkapton b's a ...

What is a Barr body - Answers.com

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A Barr body is the inactivated X chromosome that is usually found in the nuclei of female somatic cells. It can also occur in males when there is an abnormality and ...

Barr Bodies - Memorial University

www.mun.ca/biology/scarr/Barr_Bodies.html

Barr Bodies: heterochromatinized X-chromosomes. In mammals , males ... Barr body testing was introduced in the 1966 Olympic games, ...

Barr Body | Definition of Barr body by Merriam-Webster

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Barr, Murray Llewellyn (1908–1995), Canadian anatomist. A professor of microanatomy, Barr specialized in cytological research, especially as it applies to ...

Barr body | genetics | Britannica.com

www.britannica.com/science/Barr-body

This deactivated X chromosome can be seen as a small, dark-staining structure—the Barr body —in the cell nucleus. sex-linked inheritance. human genetic disease: ...

Human Genetics - Chromosomal Inheritance 2

https://www.uic.edu/classes/bms/bms655/lesson10.html

HUMAN GENETICS for 1st YEAR STUDENTS. CHROMOSOMAL INHERITANCE ... We now know that the "darkly staining" Barr body is the condensed, inactive X chromosome.