Sulfite oxidase, a liver oxidoreductase (haemoprotein) catalyzing the reaction of inorganic sulfite ion with O2 and water to produce sulfate ion and H2O2; a lower activity of this enzyme is observed in cases of molybdenum cofactor deficiency.
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... not keep as well as wine because it is lower in alcohol and less acidic (also less tannin - which is a preservative). Did you use Campden tablets (sulfite) to stop fermentation? Can you let us know the correct answers after you get your report back?
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