Vitamins - Single MCQs (Page 23)

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Q221. Conversion of retinal into ritonal requires the presence of?...Q222. Conversion of β-carotene into retinal requires the presence of?...Q223. Two molecules of vitamin A can be formed from 1 molecule of?...Q224. Precursor of Vitamin A is?...Q225. The molecule of vitamin A1 contains?...Q226. Laboratory diagnosis of vitamin B12 deficiency can be made by measuring the urin...Q227. A vitamin which can be synthesized by human beings is?...Q228. Anaemia can occur due to the deficiency of all the following except?...Q229. The vitamin having the highest daily requirement among the following is?...Q230. Daily requirement of vitamin C in adults is about?...