AN Flashcards

1
Q

Qu’est ce que l’inosine

A

c’est un NUCLEOSIDE venant d’un hypoxantine et ose
la désamination hydrolitique de L’adénine

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2
Q

comment sont reliés phosphate et iose ?

A

Liaison eSther

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3
Q

Conditions stérique

A

NH2 en face d’un C=O

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4
Q

poucentage ARNt

A

16

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5
Q

pourcentage ARNr

A

82

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6
Q

pH Urate de Sodium qui prédomine ?

A

7,4

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7
Q

L’AZT (azidothymidine) est un analogue de bases utilisé dans le traitement des infections
rétrovirales

A

C. Faux, attention piège, c’est un analogue de nucléoside, le reste est juste

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8
Q

Les syndromes de MELAS et de MERF sont des exemples de myopathies mitochondriales.

A

vraie

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9
Q

On compte environ 10 bases par tour d’hélice dans l’ADN B

A

FAUX
PAIRE DE BASE

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10
Q

les mi ARN présent dans les mitochondries peuvent activer la transcription

A

FAUX TRADUCTION

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11
Q

L’euchromatine (3Mb) apparait décondensée en interphase

A

faux GB

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12
Q
A
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