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Mikrobiologi ZInder > Forelæsning 14 > Flashcards

Forelæsning 14 Flashcards

1
Q

Hvor finder man ofte lithotroper?

A

I interfaces mellem aerobt og anaerobt.

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2
Q

Hvad er der specielt ved grænsefladen?

A

Ofte findes oxiderende litotroper på den ene side og reducerende på den anden side.

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3
Q

Hvordan fikserer nitrifyers CO2?

A

Calvin cycle.

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4
Q

Hvad står AOA for?

A

Ammonia oxidizing archaea. Findes kun ved lavere ammoniumskoncentrationer.

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5
Q

Comammox:

A

I modsætning til de gængse nitrifyers er det en entrinsprocess at lave ammonium til nitrat. (står for complete ammonium oxidation)

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6
Q

SOB?

A

aerobic sulfur oxidizing bacteria. Laver alle sulfuric acid - enten ved S0, S2O3^2- eller H2S.

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7
Q

Hvad betyder begrebet succesion?

A

En organisme gør det mere favorabelt for en anden at leve der - SOB laver miljø surt - acidophile.

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8
Q

Hvilken phylum er SOB?

A

proteobakterier.

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9
Q

Metal sulfider?

A

Mange metal sulfider kan oxideres af SOB’er og jern oxidizers.

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Mikrobiologi ZInder (16 decks)

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