Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A linear strand of DNA and associated proteins in the nucleus of eukaryotic cells that carries the genes and functions in the transmission of hereditary information.
- noun A circular strand of DNA in bacteria and archaea that contains the hereditary information necessary for cell life.
from The Century Dictionary.
- noun In cytology, one of the definite segments or pieces of chromatin of the cell-nucleus.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Biol.) One of the minute bodies into which the chromatin of the nucleus is resolved during mitotic cell division; the
idant of Weismann.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biology, cytology A
structure in thecell nucleus that containsDNA ,histone protein , and other structural proteins.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a threadlike strand of DNA in the cell nucleus that carries the genes in a linear order
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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Genitourinary malformations in chromosome 22q11. 2 deletion.
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Elizabeth Goldmuntz, MD: So you can see that the genetic basis of these disorders can encompass either complete change in chromosome number, like having a complete extra copy of a chromosome.
Tetralogy of Fallot — Preparing for your Baby's Delivery 2010
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The doctor may also look at the blood for changes in chromosome 13.
Retinoblastoma - Diagnosing and Treating Retinoblastoma in Children 2009
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JRA-like polyarthritis in chromosome 22q11. 2 deletion syndrome (DiGeorge anomalad/velocardiofacial syndrome/conotruncal anomaly face syndrome).
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Lack of correlation between impaired T cell production, immunodeficiency, and other phenotypic features in chromosome 22q11. 2 deletion syndromes.
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Do they match the variation in chromosome numbers?
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So, adding some Y chromosome is supposed to be a good thing?
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The research shows that, for the bearded dragon at least, the W chromosome is not necessary in producing a female.
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The team suspects that a double dose of a particular gene on the Z chromosome is instead crucial for maleness, and that this gene is inactivated by high temperatures.
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It starts out in the first chapter of incorrectly asserting that woman came from man (the Y chromosome is actually evolved from the X – which is proved in the fact that all life starts out female).
Think Progress » Zakaria: Rumsfeld ‘Seems In A Parallel Universe and Slightly Deranged’ 2006
pterodactyl commented on the word chromosome
See this map for American pronunciation.
April 11, 2008