Procaryotes Flashcards

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1
Q

les procaryotes

A

bactéries et archées

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2
Q

caractéristiques

A
  1. uncellulaires
  2. auto + hétérotrophes
  3. paroi cellulaire
  4. mobiles
  5. procaryotes
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3
Q

domaine

A

eucaryotes

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4
Q

coque/cocci

A

forme sphérique

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5
Q

bacille

A

batonnet

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6
Q

spirille

A

hélicoïcale

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7
Q

diplo

A

2

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8
Q

strepto

A

chaîne

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9
Q

staphylo

A

grappe

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10
Q

rigide

A

spirille

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11
Q

mince

A

spirochète

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12
Q

structures optionelles

A
  1. glycocalyx
  2. flagelle
  3. fimbriae
  4. pili
  5. endospore
  6. plasmide
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13
Q

paroi

A

Bactéries: peptidoglycane

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14
Q

endospore

A

permet survie dans env. hostiles

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15
Q

plasmide

A

ADN de forme circulaire avec gènes de virulence et résistance

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16
Q

reproduction

A

asexuée par scissiparité

17
Q

pili

A

font conjugaison: échange de matériel génétique

18
Q

env. archées

A

extrêmophiles

19
Q

écologie

A

fixation de l’azote –> en NH3 et NO3- en N2

20
Q

endospore a / b

A

b

21
Q

introns a b

A

a

22
Q

1 ARN pol a b

A

b

23
Q

pathogène a b

A

b

24
Q

carbones linéaires a b

A

b

25
Q

histones a b

A

a

26
Q

Methionine (Met) a b

A

a