Science · Biology
Pellagra is a deficiency disease caused by the lack of which essential nutrient?
- 1Pyridoxine (Vitamin B6)
- 2Riboflavin (Vitamin B2)
- 3Thiamine (Vitamin B1)
- 4Niacin (Vitamin B3)✓
Correct answer
Niacin (Vitamin B3)
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