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Sex chromosome


A sex-determination system is a biological system that determines the development of sexual characteristics in an organism. Most sexual organisms have two sexes. In many cases, sex determination is genetic: males and females have different alleles or even different...
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The XY sex-determination system is the sex-determination system found in humans, most other mammals, some insects (Drosophila) and some plants (Ginkgo). In this system, females have two of the same kind of sex chromosome...
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A look at the two human sex chromosomes (X and Y) and sex linked genes. ... These sex linked genes on the X chromosome display a number of characteristics. ...
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... hours in front of a computer screen makes him unable to pass on his Y chromosome... The X in Sex: How the X Chromosome Controls Our Lives by David Bainbridge ...
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Each person normally has one pair of sex chromosomes in each cell. ... Variants of Klinefelter syndrome can involve more than one extra sex chromosome. ...
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The X chromosome is one of the two sex chromosomes in humans (the other is the Y ... Each person normally has one pair of sex chromosomes in each cell. ...
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Encyclopedia article about Sex chromosomes. Information about Sex chromosomes in the Columbia Encyclopedia, Computer Desktop Encyclopedia, computing dictionary.
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The Y chromosome is one of the two sex chromosomes in humans and most other mammals. ... is the X chromosome.) It is a part of the XY sex-determination system. ...
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Sex chromosome abnormalities occur as a result of chromosome mutations brought on by mutagens or problems that occur during meiosis.
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Autosomes Vs Sex Chromosomes ... chromosomes that are not involved in sex determination. Human diploid cells have 22 pairs of autosomes and 1 pair of sex ...
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The sex chromosomes of human beings and other mammals are designated by scientists as X ... Bird and Mammal Sex-Chromosome Orthologs Map to the Same ...
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The majority of known types of chromosomal abnormalities involve sex chromosomes. ... Sex chromosome abnormalities are gender specific. ...
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Genes that are carried by either sex chromosome are said to be sex linked. Men normally have an X and a Y combination of sex chromosomes, while women have two X's. ...
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