RNA Flashcards

(12 cards)

1
Q

Características del RNA: (3)

A

1 sola cadena
URACILO
RIBOSA

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2
Q

¿Cual es el único RNA CODIFICANTE?

A

RNAm

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3
Q

¿Qué estructuras secundarias tenemos del RNA?

A

Pasador o bucle

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4
Q

Características del RNAm (5)

A

Cadena sencilla
Complementario al DNA
EXONES
CAPERUZA
COLA DE POLI A

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5
Q

Características del RNAt (4)

A

estructura en BUCLES
Transportan a.a. hasta el RNAr
Tienen ANTICODÓN

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6
Q

¿Qué es el RNAr?

A

Donde se realiza la síntesis protéica

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7
Q

Conformación de la subunidad MAYOR del RNAr =

A

5S
5.8S
28S
+ 49 proteínas

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8
Q

Conformación de la subunidad menor del RNAr =

A

18S+ 33 proteínas

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9
Q

El RNAr eucarionte mide _______ mientras que el RNAr procarionte mide ________.

A

80S
70S

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10
Q

¿Cuáles son los sitios del RNAr?

A

E - exit
P - peptido
A - aminoácido

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11
Q

¿Qué es el bamboleo?

A

especificidad del 1° y 2° Nt (no importa el 3°)

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12
Q

¿Dónde ocurre el bamboleo?

A

Sitio A del RNAr

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