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Biología molecular > EXTRA!!! > Flashcards

EXTRA!!! Flashcards

1
Q

Después de fagocitar un bacilo, leucos liberan citocinas en torrente sanguíneo provocando síntesis de prot inflamatorias

A

Señalización endocrina

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2
Q

Enzima que cataliza la acción de cortar a PIP 2 en IP3 y DAG

A

Fosfolipasa C

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3
Q

Es un segundo mensajero

A

IP3

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4
Q

La autofosforilación es un mecanismo para activar funciones cataliticas de las enzimas debido a

A

Producir cambios conformacionales en las prot que activan sus prop enzimática

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5
Q

Son activados cuando estan unidos a GDP

Verdadero o falso

A

Falso

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6
Q

AMPc y GMPc son derivados de ATP y GTP por la acción de la adenilato ciclasa y guanilato ciclasa respectivamente

Verdadero o falso

A

Verdadero

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7
Q

A quién activa la AMPc en la vía del receptor acoplado a proteínas G

A

PKA

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8
Q

Un receptor transmembrana tiene regiones hidrofilicas e hidrofobicas, ligando se une a región hidrofilicas

Verdadero o falso

A

Verdadero

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9
Q

¿Cuál es el factor de transcripción del receptor acoplado a proteína G?

A

CREB

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10
Q

El receptor de insulina es un ejemplo de

A

Tirosin-kinasa

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11
Q

Señalización autócrina

A

Amplifica la señal induciendo mayor producción de señal de la misma celula

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12
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Biología molecular (11 decks)

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