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The average IQ of a young adult with Down syndrome is 50, equivalent to the mental age of an 8- or 9-year-old child, but this number varies widely. [3] At the same time, they enjoy a rich social and emotional awareness. [4] Down syndrome is the most common chromosome abnormality in humans, [3] occurring in about one per 1000 babies born each ...
March 21 (3/21) is World Down Syndrome Day, chosen because people with Down Syndrome have three copies of the 21st chromosome instead of the usual two. "Gabe lives his life to the fullest," Nick ...
Down syndrome or Down's syndrome, [12] also known as trisomy 21, is a genetic disorder caused by the presence of all or part of a third copy of chromosome 21. [3] It is usually associated with developmental delays, mild to moderate intellectual disability , and characteristic physical features.
An anaphase lag of a chromosome 21 in a Down syndrome embryo leads to a fraction of euploid cells (2n cells), phenomenon described as "aneuploidy rescue". There is considerable variability in the fraction of cells with trisomy 21, both as a whole and tissue-by-tissue. This is the cause of 1–2% of the observed Down syndromes. [4]
Down syndrome is the most common genetic condition in the U.S. Approximately 400,000 Americans have Down syndrome. Here are amazing individuals with Down syndrome who are breaking the barriers of ...
The Specials is a reality television series that follows the lives of five friends with intellectual disabilities living together in the same house in Brighton. [1] The five young-adult housemates, Sam, Hilly, Lewis, Megan, and Lucy, aged between 19 and 23, include individuals with Williams syndrome and Down syndrome.
The exact characteristics of Down syndrome were not observed, so more genes involved for Down syndrome phenotypes have to be located elsewhere. Reeves et al., using 250 clones of chromosome-21 and specific gene markers, were able to map the gene in mutated bacteria. The testing had 99.7% coverage of the gene with 99.9995% accuracy due to ...
Lily breaks the mold of some people's concept of individuals with Down syndrome. She holds a job and is an important member of her community. She is able to live on her own and do everything a regular member of society can do. By inviting viewers into the details of her daily life, she proves that she is no different from anyone else.