Down syndrome (DS or DNS), also known as trisomy 21, is a genetic disorder
caused by the presence of all, or part of a third copy of chromosome 21.
Down syndrome occurs when an individual has a full or partial extra copy of
Down syndrome is a condition in which extra genetic material causes delays in
the way a child develops, both physically and mentally.
Down syndrome is a genetic disorder caused when abnormal cell division results
in extra genetic material from chromosome 21. This genetic disorder, which ...
Down syndrome is a chromosomal condition that is associated with intellectual
disability, a characteristic facial appearance, and weak muscle tone (hypotonia) ...
Mar 3, 2016 ... Down syndrome is a condition in which a person has an extra chromosome.
Chromosomes are small “packages” of genes in the body. Babies ...
National Association for Down Syndrome. Home; About ... 6th Annual Walk for
Down in th... September ... 2016 Down Syndrome Awareness Yard Signs. July 17
Welcome! The Down Syndrome Association of West Michigan strives to create
communities that embrace Down syndrome, empower individuals and promote ...
Down syndrome is a lifelong condition in which a person is born with distinct
physical features and some degree of cognitive disability.
People who have Down syndrome have learning difficulties, mental retardation, a
characteristic facial appearance, and poor muscle tone (hypotonia) in infancy.