In the co-enzyme B12the position occupied by a cyanide ion in vitamin B12 is bonded directly to the __________ of the ribose of adenosine. hydroxycobalamin cyanocobalamin 5-6 dimethylbenzimidazole adenine TRUE ANSWER : ? YOUR ANSWER : ?
The vitamin riboflavin, which occurs as a yellow pigment in egg yolk and milk become more deep in color on oxidation and regained its color on reduction with Zn in acid colorless on oxidation and regained its color on reduction with Zn in acid more deep in color on reduction with Zn in acid and regained its color on re-oxidation colorless on reduction with Zn in acid and regained its color on re-oxidation TRUE ANSWER : ? YOUR ANSWER : ?
The disease Beriberi is due to a dietary deficiency in vitamin B12 vitamin B1 (thiamine) vitamin B6 (pyridoxine) vitamin B2 (riboflavin) TRUE ANSWER : ? YOUR ANSWER : ?
In one iron-metalloflavoprotein, the iron is present as a nonheme type flavin moiety both (a) and (b) heme-protein TRUE ANSWER : ? YOUR ANSWER : ?
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 TRUE ANSWER : ? YOUR ANSWER : ?
Lipoic acid exists in none of these reduced form oxidized form oxidized and reduced form both TRUE ANSWER : ? YOUR ANSWER : ?
A fat-soluble vitamin that regulates blood clotting is vitamin A vitamin C vitamin K niacin TRUE ANSWER : ? YOUR ANSWER : ?
Models of end-linked Osaka VI Fibrinogen dimers, a bilayer dimer is linked at either end via a single disulfide bond both ends by two disulfide bonds both ends by one disulfide bond either end via two disulfide bonds TRUE ANSWER : ? YOUR ANSWER : ?
A deficiency of Vitamin K results in a decreased level of thrombin fibrinogen fibrin prothrombin TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following compounds/(s) belong/(s) to the vitamin B6 group? Pyridoxal Pyridoxine Pyridoxamine All of these TRUE ANSWER : ? YOUR ANSWER : ?