Ultraviolet Rays Convert a Chemical in the Skin Into

Question

Ultraviolet rays convert a chemical in the skin into
A)urea.
B)keratin.
C)melanin.
D)iridin.
E)vitamin D.

Accepted Answer

Ultraviolet rays from the sun convert a chemical in the skin (7-dehydrocholesterol) into vitamin D, which is essential for various bodily functions, including bone health.