<https://www.inteldig.com/2017/03/curso-gratuito-en-linea-ensenara-a-todos-como-se-secuencia-el-adn/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.inteldig.com/2017/03/curso-gratuito-en-linea-ensenara-a-todos-como-se-secuencia-el-adn/>