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Hace 5 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 2 días · 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.
- United States
- Southern California
- 90xxx–918xx, 92397, 92821, 92823, 93243, 935xx
- California
Hace 2 días · Montgomery County is the most populous county in the U.S. state of Maryland. As of the 2020 census, the county's population was 1,062,061, increasing by 9.3% from 2010. [6] The county seat is Rockville and Germantown is the most populous place in the county. [7] The county is adjoined to Washington, D.C., the nation's capital, and is part of ...
Hace 2 días · Prince George's County (often shortened to PG County) [2] [3] is located in the U.S. state of Maryland bordering the eastern portion of Washington, D.C. As of the 2020 U.S. census, the population was 967,201, [5] making it the second-most populous county in Maryland, behind neighboring Montgomery County.
Hace 2 días · Harris County, Texas. / 29.86°N 95.39°W / 29.86; -95.39. Harris County is a county located in the U.S. state of Texas; as of the 2020 census, the population was 4,731,145, [1] making it the most populous county in Texas and the third-most populous county in the United States. Its county seat is Houston, the most populous city in Texas ...
Hace 2 días · Marin County (/ m ə ˈ r ɪ n / ⓘ mə-RIN; Spanish: Condado de Marín) is located in the northwestern part of the San Francisco Bay Area of the U.S. state of California. As of the 2020 census, the population was 262,231. Its county seat and largest city is San Rafael.
23 de abr. de 2024 · El síndrome de Down no es una enfermedad, sino una alteración genética que se produce por la presencia de un cromosoma extra (los cromosomas con las estructuras que contienen el ADN, que es el...
