Down Syndrome

Human Development-- Josie Janssen

What is down syndrome?

Down Syndrome is a genetic disorder that causes life long mental retardation. It causes mental delays and other problems. Its the most common genetic cause of learning disabilities in children.

Mayo Clinic. Dr. Camilleri, n.d. Web. 29 Oct. 2013.

WebMD. N.p., n.d. Web. 31 Oct. 2013. <