Triple X syndrome refers to a genetic abnormality in which a female has an extra X sex chromosome ; characterized by decreased fertility, some genital abnormality, and slight mental r etardation.

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Prader-Willi syndrome at psychology-glossary.com■■■■■
Prader-Willi syndrome refers to a complex genetic disorder associated with an abnormality of chromosome . . . Read More
Sex chromosomes at psychology-glossary.com■■■■
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Contraceptive at environment-database.eu■■■■
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Isochromosome at psychology-glossary.com■■■■
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Mosaic karyotypes at psychology-glossary.com■■■■
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Fragile-X syndrome at psychology-glossary.com■■■■
Fragile-X syndrome refers to a chromosomal abnormality in which one area on the X chromosome is pinched. . . . Read More
Fragile X syndrome at psychology-glossary.com■■■■
fragile X syndrome refers to the pattern of abnormality caused by a defect in the X chromosome resulting . . . Read More
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