RNA Flashcards

1
Q

mRNA

A

500 - 10000 bases

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2
Q

tRNA

A

74 - 95

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3
Q

rRNA

A

pequeño >1500 < 2900

grande >2900 <4700

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4
Q

Que elemento separa los ribosomes

A

Mg

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5
Q

Primera fase del RNA

A

hrRNA (Heterogeneo nuclear)

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6
Q

Menciona los dos mecanismos de protección del RNA eucariotico

A

7-Metil-guanosina en 5’

Cola de Poly-A 3’

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7
Q

Coeficiente de sedimentación de los ribosomes procarioticos

A

60s y 40s de TOTAL 80s y se mide por electroforesis de 28s y 18s

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8
Q

Estructura del tRNA que sufre una desulfuracion post traduccional

A
Cuatro brazos 
Aceptor 
TvC con PSEUDOCITOSINA
Extra con una anticodon
DHU con DIHIDROURIDINA
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