How do people affected by Down's Syndrome inherit the disease?!


Question: How do people affected by Down's Syndrome inherit the disease!?
Answers:
"Down's syndrome, or trisomy 21 is a chromosomal disorder caused by the presence of all or part of an extra 21st chromosome!." (wikipedia)

Basically there is a mutation and the person gets one extra chromosome!.!. Google it!.Www@Answer-Health@Com



http://pediatrics!.about!.com/od/birthdefe!.!.!.Www@Answer-Health@Com
mutation of chromosome 21 X Www@Answer-Health@Com


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