Vitamin D can be made in the body with the help of:
A)bacteria.
B)tryptophan.
C)vitamin A.
D)sunlight.
E)selenium.

Question

Quizplus · Accepted Answer

Vitamin D can be produced in the body when the skin is exposed to sunlight. The UVB rays from the sun help to convert a compound called 7-dehydrocholesterol into vitamin D3. Bacteria, tryptophan, vitamin A, and selenium do not play a significant role in the body's production of vitamin D.

Vitamin D Can Be Made in the Body with the Help