Replicación del ADN Flashcards

1
Q

Características

A
  • Semiconservativa
  • Semidiscontinua (conductora y retardada)
  • Bidireccional (5’ a 3’)
  • Controlado enzimáticamente
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2
Q

Helicasa

A

Abre las hebras de ADN

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3
Q

Primasa

A

Sintetiza el primer de ARN, el que le indica el punto de inicio a la ADN polimerasa III

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4
Q

ADN polimerasa III

A

Comienza la replicación en la hebra conductora y retardada (5’ a 3’)

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5
Q

Fragmentos de Okazaki

A

Cadenas cortas de ADN recién sintetizadas en la hebra discontinua.

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6
Q

Polimerasa II

A

Ve los errores y elimina los cebadores de ARN.

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7
Q

Ligasa

A

Une los fragmentos de ADN

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8
Q

Topoisomerasa

A

Vuelve a enrollar las nuevas hebras de ADN

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9
Q

Hebra conductora

A

5’ a 3’

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10
Q

Hebra retardada

A

3’ a 5’

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