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Chromosome


A chromosome is an organized structure of DNA and protein that is found in cells. It is a single piece of coiled DNA containing many genes, regulatory elements and other nucleotide sequences. Chromosomes also contain...
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chromosome ( ) n. A threadlike linear strand of DNA and associated proteins in the nucleus of eukaryotic cells that carries the genes and functions in
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X-chromosome or X chromosome ( ) n. The sex chromosome associated with female characteristics in mammals, occurring paired in the female and single in
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The X chromosome was named for its unique properties by early researchers, and ... Identifying genes on each chromosome is an active area of genetic research. ...
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Each chromosome is made up of DNA tightly coiled many times around proteins ... Each chromosome has a constriction point called the centromere, which divides ...
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Chromosome 9 is made up of about 140 million DNA building ... Genes on chromosome 9 are among the estimated 20,000 to 25,000 total genes in the human genome. ...
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Chromosome, microscopic structure within cells that carries the molecule deoxyribonucleic acid DNA—the hereditary material that influences the...
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The structure of the chromosome consist of two long strands of Deoxyribonucleic ... In a eukaryotic cell the chromosome is contained within the organelle known ...
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Chromosome summary with 98 pages of encyclopedia entries, essays, summaries, research information, and more. ... or prokaryotic chromosome differs in many ...
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Eukaryotic Chromosome Structure ... shortest human chromosome contains 4.6 x ... In its most condensed state during mitosis, the chromosome is about 2 µm long. ...
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(The other is the X chromosome.) It is a part of the XY sex-determination system. ... The human Y chromosome contains only 78 genes, which in turn code for ...
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A single-source launchpad to information about each human chromosome. ... Chromosome: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 X Y ...
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A chromosome (in Greek chroma = colour and soma = body) is, minimally, a very ... Each chromosome has one centromere, with one or two arms projecting from the ...
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Encyclopedia article about chromosome. Information about chromosome in the Columbia Encyclopedia, Computer Desktop Encyclopedia, computing dictionary. chromosome 5, ...
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In hindsight, it seems surprising that the number of human chromosomes was not determined until 1956. After all, cytologists had been studying chromosome behavior ...
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Information about chromosome in the free online English dictionary and ... chromatid - one of two identical strands into which a chromosome splits during mitosis ...
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News release issued by the Human Genome Project in December 1999 to announce the first successful sequencing of a human chromosome - chromosome 22.
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Fact sheet on chromosome microdissection, published by the National Human Genome Research Institute. ... Fact Sheets Chromosome Microdissection Fact Sheet ...
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What Exactly is a chromosome? ... The term "Chromosome", however was first used by Waldeyer in 1888. They were given the name chromosome (Chromo = colour; Soma ...
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... three decades, oceanographers have been puzzled by the ability of ... very little nitrate, an essential algal nutrient. In this week,s ... along with coauthors Stephen Riser at the University of Washington ... mid-ocean algae obtain nitrate from deep water, as much as ...
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