Vitamins and Coenzymes In the co-enzyme B12the position occupied by a cyanide ion in vitamin B12 is bonded directly to the __________ of the ribose of adenosine. adenine 5-6 dimethylbenzimidazole cyanocobalamin hydroxycobalamin adenine 5-6 dimethylbenzimidazole cyanocobalamin hydroxycobalamin ANSWER DOWNLOAD EXAMIANS APP
Vitamins and Coenzymes The vitamin niacin is part of the __________ molecule. ferredoxin pyrophosphate pyridoxal phosphate NAD+ ferredoxin pyrophosphate pyridoxal phosphate NAD+ ANSWER DOWNLOAD EXAMIANS APP
Vitamins and Coenzymes In one iron-metalloflavoprotein, the iron is present as a nonheme type flavin moiety both (a) and (b) heme-protein nonheme type flavin moiety both (a) and (b) heme-protein ANSWER DOWNLOAD EXAMIANS APP
Vitamins and Coenzymes Vitamin B12 (Cobalamin) is only synthesized by micro-organisms fishes animals plants micro-organisms fishes animals plants ANSWER DOWNLOAD EXAMIANS APP
Vitamins and Coenzymes Ascorbic acid acts as an oxidizing agent oxidizing and reducing agent both reducing agent None of these oxidizing agent oxidizing and reducing agent both reducing agent None of these ANSWER DOWNLOAD EXAMIANS APP
Vitamins and Coenzymes Selenium is an essential component of the enzyme glutathione peroxidase which None of these oxidizes toxic hydoperoxycompounds in tissues scavenges toxic hydoperoxycompounds in tissues reduces toxic hydoperoxycompounds in tissues None of these oxidizes toxic hydoperoxycompounds in tissues scavenges toxic hydoperoxycompounds in tissues reduces toxic hydoperoxycompounds in tissues ANSWER DOWNLOAD EXAMIANS APP
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