Which vitamin is produced by the action of ultraviolet light on the skin?
A.
A
B.
B
C.
C
D.
D
Correct Answer: D
Explanation
Vitamin D
Note: Humans are able to synthesize/produce son Vitamins - vitamin D can be synthesized by Vitami K and biotin synthesized by the action of sunlight o the skin. Vitamin K and biotin synthesized by bacten living in the gut Vitamins A and B cannot i synthesized by the human body. They have to l externally obtained through food.
Vitamin D
Note: Humans are able to synthesize/produce son Vitamins - vitamin D can be synthesized by Vitami K and biotin synthesized by the action of sunlight o the skin. Vitamin K and biotin synthesized by bacten living in the gut Vitamins A and B cannot i synthesized by the human body. They have to l externally obtained through food.