Trisomy 21: Difference between revisions
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Created page with " Trisomy 21 is the name given to the most common occuring mutation that leads to Down syndrome. "Trisomy" because, due to a nondisjunction event (failed separation of the ch..." |
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Trisomy 21 is the name given to the most common occuring mutation that leads to Down syndrome. "Trisomy" because, due to a nondisjunction event (failed separation of the chromosome), there is an extra copy of chromosome 21 in the gamete. And "21" states that the trisomy occurs on chromosome 21. | Trisomy 21 is the name given to the most common occuring mutation that leads to [[Down's_syndrome|Down's syndrome]]. "Trisomy" because, due to a nondisjunction event (failed separation of the chromosome), there is an extra copy of chromosome 21 in the gamete. And "21" states that the trisomy occurs on chromosome 21. | ||
Revision as of 17:39, 19 October 2012
Trisomy 21 is the name given to the most common occuring mutation that leads to Down's syndrome. "Trisomy" because, due to a nondisjunction event (failed separation of the chromosome), there is an extra copy of chromosome 21 in the gamete. And "21" states that the trisomy occurs on chromosome 21.