yes
No, it affects male/female and also all race/ethnic groups equally!
it affects mostly men because men are supposed to have one x and one y chromosome, but they get XXY.
Native American
It depends on where you live and how thing is
No only men more than females
it affects almost about everyone in the worlds population
Down Syndrome affects all races. Down Syndrome does not affect all races evenly its affects Mexicans more than any one else. Hispanics have larger numbers of live births suffering from Down Syndrome because they do not terminate their DS pregnancies, like other races do.
Plant populations have grown back.
The populations of Ireland and Wales have a higher incidence than other countries, and Caucasian people tend to get it more than non-Caucasians.
people
No.
No