Ascorbic acid acts as an oxidizing and reducing agent both None of these oxidizing agent reducing agent TRUE ANSWER : ? YOUR ANSWER : ?
The vitamin riboflavin, which occurs as a yellow pigment in egg yolk and milk become 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 more deep in color on oxidation and regained its color on reduction with Zn in acid colorless on reduction with Zn in acid and regained its color on re-oxidation TRUE ANSWER : ? YOUR ANSWER : ?
Vitamins are essential because the organism None of these can synthesize these compounds partially can't synthesize these compounds at all can't synthesize these compounds in the adequate amounts TRUE ANSWER : ? YOUR ANSWER : ?
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 adenine 5-6 dimethylbenzimidazole cyanocobalamin TRUE ANSWER : ? YOUR ANSWER : ?
Models of end-linked Osaka VI Fibrinogen dimers, a bilayer dimer is linked at both ends by one disulfide bond either end via two disulfide bonds either end via a single disulfide bond both ends by two disulfide bonds TRUE ANSWER : ? YOUR ANSWER : ?
The symptoms of retinol excess are nausea all of these bone fragility weakness TRUE ANSWER : ? YOUR ANSWER : ?
β-carotene together with α-carotene, γ-carotene and cryptoxanthine are synthesized by plants plants and animals both none of these animal TRUE ANSWER : ? YOUR ANSWER : ?
The absence of ascorbic acid in the human diet gives rise to cataract beri-beri rickets pernicious anemia TRUE ANSWER : ? YOUR ANSWER : ?
An enzyme, L-folate reductase reduces folic acid to trihydrofolic acid hydrofolic acid dihydrofolic acid tetrahydrofolic acid TRUE ANSWER : ? YOUR ANSWER : ?
The disease Beriberi is due to a dietary deficiency in vitamin B6 (pyridoxine) vitamin B1 (thiamine) vitamin B12 vitamin B2 (riboflavin) TRUE ANSWER : ? YOUR ANSWER : ?