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- What Causes Down Syndrome?
(Eunice Kennedy Shriver National Institute of Child Health and Human Development) Down Syndrome/Related Issues ... Down Syndrome ... Down syndrome is caused by a random error in cell division that results in the presence of an extra copy of chromosome ... - Down Syndrome/Genetics ... Down Syndrome ... National Human Genome Research Institute ... From the National Institutes of Health ... Down syndrome is a chromosomal condition ...
(Eunice Kennedy Shriver National Institute of Child Health and Human Development) 