The City of Carmel has been recognized with numerous awards and ratings for its programs and services. Carmel ranked #1 Best Place to Live in America by CNN Money Magazine in 2012 for cities with a population between 50,000 and 300,000.
Typically, the nucleus of each cell contains 23 pairs of chromosomes, half of which are inherited from each parent. Down syndrome occurs when an individual has a full or partial extra copy of chromosome 21. (http://www.ndss.org/Down-Syndrome/What-Is-Down-Syndrome/)
Just like Trisomy 21 (down syndrome) an extra chromosome is in place and causes the disorder. Trisomy 13(Patue syndrome) an extra 13th chromosome takes place. With this disorder it can cause mutations to the human body, but the disorder itself is not a mutation. Just another mystery of life. Source(s): Livingwithtrisomy13.org (mother of trisomy13 child).