Which vitamin is produced when human skin is exposed to sunlight?
A
Vitamin A
B
Vitamin C
C
Vitamin D
D
Vitamin K
Correct Answer: Option C — Vitamin D
Explanation:
Sunlight triggers a chemical reaction in skin cells that converts a cholesterol derivative into Vitamin D. This vitamin is essential for cal...
Sunlight triggers a chemical reaction in skin cells that converts a cholesterol derivative into Vitamin D. This vitamin is essential for calcium absorption, bone health, and proper immune system functioning in humans.