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Pellagra is caused due to the deficiency of which vitamin?
Options
(a) vitamin-A
(b) vitamin-B₁
(c) vitamin-B₃
(d) vitamin-B₁₁
Correct Answer:
vitamin-B₃
Explanation:
The nicotinic acid or niacin (vitamin B₃) is required for co-enzymes NAD and NADP (dehydrogenases) and its deficiency causes pellagra charcterised by three D’s such as diarrhoea, dermatitis and dementia. Xerophthalmia, osteomalacia and anaemia are caused by the deficiency of vitamin-A, and vitamin-D and iron respectively.
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Topics: Human Digestion and Breathing
(167)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The eye of octopus and eye of cat show different patterns of structure
- When pollen tube enters into the ovule by integument, it is called
- According to one of the most widely accepted theory, earth’s atmosphere before
- A population will not exist in Hardy -Weinberg equilibrium if :
- Human vertebral column consists of 33 vertebrae and bones
Topics: Human Digestion and Breathing (167)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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