
Práctica - Semana 10 (Replicación del ADN)
Authored by Joao Adhemir De Souza Pacheco
Biology
1st Grade
Used 18+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
No es un paso del dogma central clásico de la Biología Molecular
ADN ---> ARN
ADN ---> ADN
ARN ---> lípido
ARN ---> proteína
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
No es una característica de la replicación del ADN
Asimétrica
Semiconservativa
Antiparalelo
Bidireccional
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿En donde se realiza la replicación del ADN eucariótico?
Citoplasma
Matriz mitocondrial
Núcleo
Lisosoma
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En el experimento de Meselson y Stahl para la replicación del DNA, si las células se hacen crecer, durante muchas generaciones, primero en un medio que contiene 15N y después en un medio que contiene 14N, ¿qué porcentaje del DNA tiene una hebra ligera y una hebra pesada después de 2 generaciones de crecimiento en el medio con 14N?
25
50
75
100
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Conforme se abre el ADN, se forman dos estructuras en forma de Y denominadas ...
Horquillas de replicación
Burbuja de replicación
Enzimas de replicación
Helicasa
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Es la enzima encargada de abrir la doble cadena de ADN, rompiendo los enlaces puente de hidrógeno entre los nucleótidos complementarios
Primasa
ADN helicasa
ADN polimerasa
ADN ligasa
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Enzima encargada de sintetizar una cadena de ADN de 5' a 3'
ADN ligasa
ARN polimerasa
SSB
ADN polimerasa III
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