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Trisomy 21. Down syndrome (also known by the karyotype 47,XX,+21 for females and 47,XY,+21 for males) [98] is mostly caused by a failure of the 21st chromosome to separate during egg or sperm development, known as nondisjunction. [91] As a result, a sperm or egg cell is produced with an extra copy of chromosome 21; this cell thus has 24 ...
John Langdon Down. John Langdon Haydon Down (18 November 1828 – 7 October 1896) was a British physician best known for his description of the genetic condition now known as Down syndrome, which he originally classified in 1862. He is also noted for his work in social medicine and as a pioneer in the care of mentally disabled patients.
Pablo Pineda. Pablo Pineda (born 5 August 1974) is a Spanish actor who received the Concha de Plata Award at the 2009 San Sebastián International Film Festival for his performance in the film Yo, también. [1] In the film, he plays the role of a university graduate with Down syndrome, which is quite similar to his real life.
This is a list of people with Down syndrome, a condition also known as Down's syndrome or trisomy 21. Down syndrome is a genetic disorder caused by the presence of all or part of a third copy of chromosome 21. [1] It is typically associated with developmental delays, characteristic physical features, and mild to moderate intellectual disability ...
Genetics of Down syndrome. Down syndrome is a chromosomal abnormality characterized by the presence of an extra copy of genetic material on chromosome 21, either in whole (trisomy 21) or part (such as due to translocations). The effects of the extra copy varies greatly from individual to individual, depending on the extent of the extra copy ...
El Paso (song) " El Paso " is a western ballad written and originally recorded by Marty Robbins, and first released on Gunfighter Ballads and Trail Songs in September 1959. It was released as a single the following month, and became a major hit on both the country and pop music charts, becoming the first No. 1 hit of the 1960s on both.
El Paso, La Palma. / 28.650°N 17.883°W / 28.650; -17.883. El Paso, also known as Ciudad de El Paso, is a Spanish municipality located on the island of La Palma, province of Santa Cruz de Tenerife, Canary Islands. Geographically it is located in the center of the island of La Palma, covering to the west with the Caldera de Taburiente ...
The city of El Paso acquired the property on which the Plaza is located in 1881 from William T. Smith. Smith had bought the land from the heirs of its early owner, Juan Maria Ponce de Leon, a prominent El Paso figure, who had owned the spot since 1827. The square had since been the location of the corrals for de León’s ranch.