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/)
Down Syndrome History. By Dr Ananya Mandal, MD. Down syndrome or Downâs syndrome is a congenital condition caused by the presence of an additional copy of chromosome 21 in a personâs cells. This is also referred to as trisomy 21. Humans usually have 46 chromosomes in every cell, with 23 inherited from each parent. Due to the extra copy of chromosome 21, people with Downâs syndrome have 47 chromosomes in their cells.