Solved UPSC CDS/OTA Question
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Q · Nutrition and Nutrients medium · 45s
Which nutrient is essential for collagen synthesis and wound healing?
TopicNutrition and Nutrients
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Vitamin C is a cofactor for proline and lysine hydroxylases, enzymes that stabilize collagen’s triple-helix structure. Deficiency leads to scurvy—bleeding gums, poor wound healing, and joint pain. Citrus fruits, strawberries, and peppers are rich sources.
Final Answer: Option C - Vitamin C