It is more than likely you do have the gene. Only if you are an identical twin.
No. Parents of Down Syndrome typically are normal genetically and there is no test for parents to determine the possibility of a Down Syndrome offspring. There are no known external factors that are known to contribute to Down Syndrome. It is possible to test for Down Syndrome in the fetus.
There is no medical treatment that can cure Down syndrome. The best way to treat someone with Down syndrome is with kindness, patience, and love.
It is acceptable to say that someone has Down Syndrome, although it may not be necessary to say it since the syndrome does have a characteristic affect on facial features which can be observed.
No. Someone with Down's syndrome could also happen to have epilepsy, but if they do it isn't always to do with the fact that they have Down's Syndrome. Some people with Down's Syndrome will have or develop Epilepsy, but there is no guarantee that because someone has Down's Syndrome that they will also have Epilepsy.
It is actually extremely common for a baby to be screened for down syndrome while in the womb. While it is not always correct in its conclusion, a parent is told the possibility that their child may have down syndrom.
chromosome 21
No.
No! If someone has Down syndrome, he or she was born with it. It happens when the fetus develops an extra chromosome.
Yes, the name of the show is Life Goes On. Chris Burke, an actor with Down syndrome, played Corky Thatcher. The show ran from September 1989 to May 1993.
Trisomy means having three copies of a chromosomes. Turner's syndrome is NOT an example of trisomy. Someone with Turner's syndrome has only one X chromosome. Down's syndrome IS an example of trisomy. Someone with Down's syndrome has 3 copies of chromosome 21. Klinefelter's syndrome is a tricky one. On one hand, it would be considered trisomy because they have 3 sex chromosomes. However, they are not all the SAME sex chromosomes. Someone with Klinefelter's has 2 X chromosomes and one Y chromosome.
People with Down syndrome are no different from the rest of us, except they look slightly different and are not able to do as many things as "normal" people. Therefore, unless they have a severe case of Down syndrome, they should have normal marriage ceremonies.
No, there are not. Someone might, but not normally.