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bacterias esporuladas

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by Marce Guemez on 30 March 2013

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Transcript of bacterias esporuladas

celulas especializadas
no reproductivas
producidas por pocas bacterias -> Firmicute se forman en reacción
a las condiciones ambientales
producidas por bacterias Gram+

No tienen metabolismo detectable su funcion primaria es sobrevivir
a las condiciones ambientales adversas
-altos niveles de radiación UV y Gamma
-Detergentes
Desinfectantes
-Calor, presión, desecación causan enfermedades ESTRUCTURA:
-Núcleo: diplicolinato de Ca
-Membana endoespora
-Corteza: peptidoglicano
-Capa Cortical: proteínas disulfuro
POSICIÓN:
- Terminales
-Subterminales
-Centrales Bacterias Esporuladas Forma:
-Redondeada ovoide
-citoplasma con proteínas
especializadas Esporulación Favorecidao desencadenada por
circunstancias medioambientales adversas
o puede ser parte del ciclo de vida normal
durante la reproducción.
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