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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.
Related Questions: - What is common in all the three, Funaria, Dryopteris and Ginkgo?
- Which of the following elements is very essential for the uptake and utilisation
- The nonnucleated unicellular organisms of Whittakers classification are included
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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
- What is common in all the three, Funaria, Dryopteris and Ginkgo?
- Which of the following elements is very essential for the uptake and utilisation
- The nonnucleated unicellular organisms of Whittakers classification are included
- The end product of anaerobic respiration, in plants is
- Keel is characteristic of the flowers of:
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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