Trisomy 21: Difference between revisions
Jump to navigation
Jump to search
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..." |
(No difference)
|
Revision as of 17:36, 19 October 2012
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.