DNA y RNA Flashcards

1
Q

1 a 6 atomos de carbono

A

Pirimidinas

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2
Q

1 a 9 atomos de carbono

A

Purinas

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3
Q

Purinas

A

Adenina
Guanina

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4
Q

Pirimidinas

A

Citosina
Timina
Uracilo

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5
Q

Pentosa con OH

A

Ribosa

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6
Q

Pentosa con H

A

Desoxirribosa

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7
Q

Nucleotido

A

Pentosa
Base nitrogenada
Fosfato

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8
Q

Nucleosido

A

Pentosa
Base nitrogenada

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9
Q

Como se unen los nucleotidos?

A

Enlaces fosfodiester

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10
Q

Entre el C5’ Fosfato de un nucleótido y
el C3’ hidroxilo del siguiente nucleótido

A

Enlace fosfodiester

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11
Q

Como se unen las bases nitrogenadas?

A

Puentes de hidrogeno

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12
Q

Ley de Chargaff

A

Adenina – Timina
Citosina – Guanina

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13
Q

Caracteristicas del DNA

A

Nucleotidos
Antiparalela
Giro helicoidal
Complementaria

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14
Q

Las 4 histonas del ADN…

A

H2A, H2B, H3 y H4

(H1 sostiene el conjunto)

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15
Q

Características de RNA

A

Mas abundante
Una sola cadena
Ribosa
Uracilo
5’ a 3’

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16
Q

Enlace de pentosa y base nitrogenada

A

N-glucosidico
(covalente)