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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
- Nif gene occurs in
- A shallow depression in the scapula which receives the head of the upper arm
- In hilly areas, erosion is minimised by
- Cessation of menstrual cycle in a woman is called?
- How many plants in the list given below have composite fruits that develop
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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