respiration cellulaire anaérobie Flashcards

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1
Q

types resp anaé

A
  1. resp cellulaire anaérobie
  2. fermentation
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2
Q

RCAna

A

procaryotes
accepteur final e- PAS O2
mais H2S/ méthane etc

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3
Q

fermentation

A

extraire NRJ chimique sans ETC et sans O2 (—- NRJ)
recycler NAD+ pour permettre oxydation glucose (régénération

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4
Q

types fermentation

A
  1. alcoolique
  2. lactique
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5
Q

fermentation alcoolique

A

pyruvate converti en éthanol
levures!!

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6
Q

étapes fermentation alcoolique

A

glucose –> 2 pyruvates –> 2 Acétaldéhyde + 2 CO2 –> 2 éthanol

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7
Q

fermentation lactique

A

pyruvate devient lactate
levures!!
PAS décarboxylation
muscles

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8
Q

étapes fermentation lactique

A

glucose –> 2 pyruvate –> 2 lactate

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