Define aneuploidy how is it different from polyploidy. Describe the individual having followin abnormalities ~trisomy of 21 chromosome , xxy and xo
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Individuals with Down syndrome have three copies of chromosome 21, so their genomes contain 47 chromosomes rather than the usual 46. ... Polyploidy is a chromosomal mutation in which a cell has entire extra sets of chromosomes.
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Chromosomal abnormalities can also cause miscarriage, disease, or problems in growth or development. ... Besides trisomy 21, the major chromosomal aneuploidies seen in live-born babies are: trisomy 18; trisomy 13; 45, X (Turner syndrome); 47, XXY (Klinefelter syndrome); 47, XYY; and 47, XXX.
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