7 Flashcards

1
Q

Qu’est-ce que le tropisme cellulaire

A

virus peut pas se reproduire n’importe quelle cellule

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2
Q

par quoi est-ce que les virus peuvent être filtrer

A

filtre de chamberland

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3
Q

renferme a la fois de l’adn et de l’arn

A

faux

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4
Q

que font les interférons

A

font produire protéines antiviral aux autres cellules

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5
Q

de quoi est composée la capside

A

capsomères

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6
Q

3 formes de virus

A

polyédrique, helicoidaux, complexes

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7
Q

ordre, famille, genre

A

ales,viridae,virus

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8
Q

sur quoi poussent les bactériophages

A

tapis bactérie

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9
Q

que font les virus sur culture solide ou liquide

A

plage de lyse

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10
Q

qu’est ce que le test antigenique

A

detecte proteine

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11
Q

quest ce que pcr

A

recherche Arn virus

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12
Q

quest ce multiplex respiratoire

A

recherche materiel génétique

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13
Q

test serologique anticorps

A

réponse immunitaire donc anticorps

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14
Q

biosynthese A

A

transcription precoce traduction arnm synthese enzyme pour réplication adn

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15
Q

biosynthese B

A

transcription tardive replication Adn

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16
Q

biosynthese

A

traduction tardive et synthese des proteines

17
Q

arn sb+

A

ARN + en ARN - ARM m +

18
Q

arn sb-

A

ARN - ARNm+ ARN -

19
Q

db

A

ARNm production ARNm - reunion ARNm + ARN-

20
Q

retrovirus

A

2 brins +

21
Q

2 types ARN retrovirus

A

lieu de genome et synthèse des proteines

22
Q

quand le virus latent est dans la cellule

A

ADN virale introduit dans la cellule devient provirus

23
Q

prions sont

A

une accumulation de protéines pas dégradées