naomitexonalatorre naomitexonalatorre
  • 14-05-2024
  • Biology
contestada

¿Qué causa el síndrome de Down?
Seleccione una:
O a. Se produce cuando falta un cromosoma en la pareja de homólogos
O b. Afectan solo el par de cromosomas sexuales
Oc. Afecta a cromosomas sexuales y a los autosomas
Od. En el par 21 existe un cromosoma de más

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