Núcleo Flashcards

1
Q

En esta parte del núcleo ocurre la síntesis de RNA y la replicación del ADN:

A

Nucleoplasma

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2
Q

Función del núcleo:

A

Almacena el material genético y regula la expresión del material genético

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3
Q

Límite entre el citoplasma y el núcleo:

A

Envoltura nuclear

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4
Q

Funciones de la envoltura nuclear:

A

Regula el tráfico molecular

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5
Q

Importinas

A

Ensamblaje y maduración de ribosomas, factores de transcripción, factores para replicación

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6
Q

Exportinas

A

Subunidades ribosomales, ARNm y ARNt, factores de transcripción

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7
Q

Mutación del gen LMNA que da lugar a una proteína de la lámina nuclear A aberrante (progerina)

A

Progeria

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8
Q

ADN + proteínas asociadas

A

Cromatina

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9
Q

Eucromatina

A

Ligeramente compactada (forma activa)

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10
Q

Heterocromatina

A

Condensada (forma inactiva)

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11
Q

Fábrica de ribosomas:

A

NUCLEOLO

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