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biologia > mitocondria > Flashcards

mitocondria Flashcards

1
Q

mitocondria estructura

A

dos bicapas lipidicas
1. externa lisa
contiene porinas (proteinas integrales con un canal en medio)
2. interna plegada
muy impermeable

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2
Q

matriz

A

ribsomas
rrna
trna
mtadn circular

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3
Q

las dos membranas contienen…

A

gram negativos

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4
Q

la matriz se agrupa en…

A

nucleoides

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5
Q

las dos bicapas lipidicas son

A

crestas mitocondriales

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6
Q

funciones de la mitocondria

A

sintetiza
- atp (crestas)
- aminoacidos
- grupos hemo
regula la concentracion de ca+2 en el citosol
regula / controla la apoptosis

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7
Q

biogénesis de la mitocondria
teoría

A

teoría endosimbiotica

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8
Q

la mitocondria se replica a través de…

A

fisión binaria independientemente cómo las bacterias

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9
Q

v/ f existe un equilibrio entre fusión y división

A

verdadero

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10
Q

cuando son muy grandes, las membranas internas y externas invaginan hasta generar…

A

dos mitocondrias

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biologia (9 decks)

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