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/)
School of Medicine, Family Medicine. In Down syndrome, every cell in the body has an extra chromosome (or piece of a chromosome). The effect of this extra DNA varies, but commonly people who have Down syndrome have mental disability, atypical facial structure, and physical defects, especially heart defects. Honor Society of Nursing (STTI) answered. The extra genetic material that causes Down syndrome (DS) seems to interfere with the normal development of some bodily systems. The following are a few examples: Heart: Around 50 percent of babies with DS have a heart defect (some part of the heart was not formed correctly).