ADN Y ARN Flashcards

1
Q

Bases del ADN

A

cirosina, guanina, adenina y timina

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2
Q

Bases del ARN

A

citosina, guanina, adenina y uracil

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3
Q

Adenina

A

es una purina (dos anillos) con un grupo amino

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4
Q

Guanina

A

es una purina (dos anillos) con un grupo carbonilo

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5
Q

Citosina

A

es una pirimidina (un anillo) con un grupo amino

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6
Q

Uracil

A

es una pirimidina (un anillo) con un grupo carbonilo

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7
Q

Tiramina

A

es una pirimidina (un anillo) con un grupo carbonilo y metil

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8
Q

Deoxyribosa

A

ADN, tiene un H en el carbono 2

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9
Q

Ribosa

A

ARN, tiene un OH en el carbono 2

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10
Q

Enlace entre una base y la azucar

A

n, glucosidico

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11
Q

Enlace entre la azucar y el grupo fosfato

A

fosfodiestre

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12
Q

Funcion del ADN

A

Almacenamiento de informacion genetica

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13
Q

Replicacion de ADN

A

Helicasa
Primer RNA
ADN polimerada 2 5-3
Fragmentos Okazaki
Ligasa
ADN polimersa 1

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14
Q

Estructura del ARN

A

Es solo una hebra
Se pliega entre si para fromar estructuras bein definidas

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15
Q

Transcripcion

A

el informacion del ADN se transcribe a ARN y forma un ARNm

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16
Q

Traduccion

A

Sintesis de proteinas
ARNt transporta aminoaciso en forma activada al ribosoma para la formacion de enlaces peptidicos, en una secuencia puesta por el ARNm. El ARNt tiene un anticodon para reconocer el codon del ARNm

17
Q

Codones

A

Serie de 3 aminoacidos

18
Q

Codon de comienzo

A

AUG

19
Q

Codones de terminacion

A

UAA, UAG, UGA