Duplicación del ADN

Quiz
•
Biology
•
11th Grade
•
Medium
Zayda Paéz
Used 85+ times
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La enzima que separa las hélices del ADN. produciendo la ruptura de los puentes de hidrógeno de las bases nitrogenadas se denomina.
Helicoidasa
Hélices
Helicasa
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La enzima ................. inicia el proceso de replicación del ADN (forma una cadena de ARN llamada primer)
Primasa
Helicasa
ADN polimerasa III
ADN polimerasa I
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La ADN ................................. permite la duplicación de ADN incorporando desoxirribonucleótidos en sentido 5`- 3`a continuación del primer, en la hebra continua. En la hebra discontinua sintetizan fragmentos de okazaki entre varios primers.
ADN polimerasa I
ADN polimerasa II
ADN polimerasa III
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La ........................... elimina todos los primers de ARN de la hebra discontinua.
Exonucleasa
Primasa
ADN ligasa
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La enzima ADN ............................ rellena los espacios de los primers de ARN eliminados, en la hebra discontinua
ADN polimerasa I
ADN polimerasa II
ADN polimerasa III
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La enzima ADN .................. une o liga todos los fragmentos de ambas cadenas creando 2 ADN idénticos al final de la replicación.
polimerasa I
polimerasa II
ligasa
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La ................................. colabora aliviando la tensión del enrollamiento de la molécula de ADN.
Hilicasa
Ligasa
Topoisomerasa
Exonucleasa
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