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Sumario INFOGRAFIA DE LOS ACIDOS NUCLEICOS
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INFOGRAFIA DE LOS ACIDOS NUCLEICOS ¿Que son? Clasificación Estructura y enlaces Nucleótidos Nucleósidos
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ÁCIDOS NUCLEICOSQFB JUDIT MICAL ZAPATA MENDEZ
¿Qué son?
Son biomoléculas portadoras de la información genética. Son
biopolímeros de elevado peso molecular, formados por otras
subunidades estructurales o monómeros denominados
Nucleótidos.
Clasificación Estructura y enlaces
ADN: Formando 2 cadenas de nucleótidos
con forma de doble hélice.
ARN: Formando una cadena de
nucleótidos de una sola hélice lineal.
Nucleótidos
Base nitrogenada+ Pentosa + Ácido
fosfórico
La base nitrogenada puede ser de dos
tipos.
Púrica. Forman dos anillos en la
estructura. “anillo purínico”
Pirimidínica. Forman un solo anillo “anillo
pirimidínico”.
Funciones
-Almacenamiento y transmisión de la
información genética.
-Dirigen la biosíntesis.
-Dan constancia a la reproducción de las
células.
-Permiten la adaptabilidad de las células
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