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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: - Which of the following is initiation codon?
- Reproducing new plants by cells instead of seeds is known as
- Chloroplasts without grana are known to occur in
- The eyes of the potato tuber are
- In lag phase the growth is
Topics: Human Digestion and Breathing
(167)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following is initiation codon?
- Reproducing new plants by cells instead of seeds is known as
- Chloroplasts without grana are known to occur in
- The eyes of the potato tuber are
- In lag phase the growth is
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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