
Técnica de Northern Blot
Authored by Anonymous Anonymous
English
4th Grade
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41 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Para qué se utiliza la técnica de Northern blot?
Detección de moléculas de ARN separadas por electroforesis en gel
Identificación de proteínas
Determinación de la secuencia de ADN
Estudio de perfiles de expresión génica
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de molécula es el objetivo del Northern blot?
ARN
ADN
Proteínas
Péptidos
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Quién desarrolló la técnica de Northern blot y en qué año?
James Alwine, 1977
Edwin Southern, 1975
Kary Mullis, 1983
Frederick Sanger, 1977
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de los siguientes pasos forma parte del proceso de Northern blot?
Extracción de ARN total de la muestra
Digestión del ARN con enzimas de restricción
Síntesis de ARN complementario
Amplificación del ARN
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de soporte sólido se utiliza en el Northern blot?
Membranas de nitrocelulosa o nailon
Geles de agarosa
Superficies metálicas
Vidrio
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué diferencia principal existe entre Northern blot y Southern blot?
El Northern blot se utiliza para ARN, mientras que el Southern blot se utiliza para ADN
El Southern blot usa ARN y el Northern blot ADN
El Southern blot no requiere sonda
El Northern blot no requiere electroforesis
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En el Northern blot, ¿qué se utiliza para evitar la formación de uniones intracatenarias entre regiones de ARN?
Formaldehído
Ácido acético
Cloruro de sodio
Etanol
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