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Hace 4 días · El síndrome de Down (también llamado Trisomía 21) es una afección genética causada por un error en el proceso que replica y luego divide los pares de cromosomas durante la división celular, error que lleva a heredar una copia extra total o parcial del cromosoma 21 de uno de los progenitores.
Hace 5 días · County Down, Irlanda del Norte. El Condado de Down, en Irlanda del Norte, ofrece montañas, ríos y bosques con senderos habilitados para recorrerlos en bicicleta. Es uno de lugares que visitar en Reino Unido donde el deporte sobre dos ruedas está más mimado y cuidado.
Hace 2 días · Contra Costa County ( / ˌkɒntrə ˈkɒstə / ⓘ; Contra Costa, Spanish for 'Opposite Coast') is a county located in the U.S. state of California, in the East Bay of the San Francisco Bay Area. As of the 2020 United States Census, the population was 1,165,927. [6] The county seat is Martinez.
Hace 4 días · Orange County (officially the County of Orange; often known by its initials O.C.) is a county located in the Los Angeles metropolitan area in Southern California, United States. As of the 2020 census, the population was 3,186,989, [4] making it the third-most-populous county in California, the sixth-most-populous in the United States, and more ...
Hace 1 día · Website. lacounty.gov. Los Angeles County, officially the County of Los Angeles ( Spanish: Condado de Los Ángeles ), and sometimes abbreviated as L.A. County, is the most populous county in the United States, with 9,861,224 residents estimated in 2022. Its population is greater than that of 40 individual U.S. states.
Hace 3 días · San Diego County (/ ˌ s æ n d i ˈ eɪ ɡ oʊ / ⓘ), officially the County of San Diego (Spanish: Condado de San Diego), is a county in the southwestern corner of the U.S. state of California. As of the 2020 census, the population was 3,298,634, making it California's second-most populous county and the fifth-most populous in the ...
Hace 1 día · Down syndrome or Down's syndrome, also known as trisomy 21, is a genetic disorder caused by the presence of all or part of a third copy of chromosome 21. It is usually associated with developmental delays, mild to moderate intellectual disability , and characteristic physical features.
