7. Aneuploidy is mostly caused by?
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Aneuploidy originates during cell division when the chromosomes do not separate properly between the two cells (nondisjunction). Most cases of aneuploidy in the autosomes result in miscarriage, and the most common extra autosomal chromosomes among live births are 21, 18 and 13.
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An extra or missing chromosome is a common cause of some genetic disorders. Some cancer cells also have abnormal numbers of chromosomes. ... Aneuploidy originates during cell division when the chromosomes do not separate properly between the two cells (nondisjunction).
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