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Sumario Resumen de la célula

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Documento sobre resumen de la célula con una practica incluida

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La célula
La célula es la unidad básica de la vida y la estructura fundamental de todos los
organismos vivos. Aunque existen diferentes tipos de células con diversas funciones
y características, todas comparten ciertas características fundamentales:



1. Membrana celular: Es una capa delgada que rodea la célula y la separa del medio
ambiente circundante. Controla el paso de sustancias dentro y fuera de la célula,
permitiendo que esta mantenga un ambiente interno estable.



2. Material genético: Todas las células contienen material genético, que puede ser
ADN o ARN, y lleva la información necesaria para dirigir las actividades celulares y
transmitir rasgos hereditarios de una generación a otra.



3. **Citoplasma:** Es el área dentro de la membrana celular que contiene diferentes
estructuras celulares, como orgánulos y componentes necesarios para llevar a cabo
funciones vitales.



4. Orgánulos: Son estructuras especializadas dentro de la célula que realizan
funciones específicas. Algunos ejemplos incluyen el núcleo, que alberga el material
genético; las mitocondrias, responsables de la producción de energía; y el aparato
de Golgi, que participa en la modificación y transporte de proteínas.



Las células pueden clasificarse en dos tipos principales: células procariotas y
células eucariotas.



-Células procariotas: Son células simples que carecen de un núcleo definido y de
orgánulos membranosos. En su lugar, el material genético está disperso en el
citoplasma. Las bacterias son ejemplos de células procariotas.

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