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Rast in kontrola rasti

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Kisik <strong>in</strong> redoks potencial<br />

V raztop<strong>in</strong>i imamo neto redoks potencial (E o), ki je odvisen od vseh molekul<br />

<strong>in</strong> njihovih standardnih redoks potencialov. V več<strong>in</strong>i primerov je dom<strong>in</strong>antna<br />

komponenta redoks potenciala kisik.<br />

2.<br />

30RT<br />

RT<br />

= E 0 + log p 2 + 2.<br />

30 log[ H<br />

4F<br />

F<br />

Eh O<br />

p O2 je tenzija raztopljenega kisika<br />

Npr. pri E h -140 mV je v raztop<strong>in</strong>i raztopljenih ~ 10 8 molekul kisika na ml. V primeru,<br />

da imamo ~ 10 8 celic/ml bo v povprečju na celico prišla ena molekula kisika.<br />

+<br />

]

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