When oxygen is missing, or when pyruvate is quickly made faster than it could be eaten by the citric acid cycle (as in intensive muscular exertion), pyruvate is converted to lactate with the enzyme lactate dehydrogenase, a procedure that also oxidizes NADH back again to NAD+ for re-use in even https://skin-rejuvenation36447.acidblog.net/60043532/the-renew-vitality-enhancer-diaries