Question

37.The natural occurring source of vitamin D is *
A)UV from Sun
B)tropical rains
C)rainforest plants
D)monsoon winds​

Answer 1

Answer: A) UV from sun.

Explanation:

There is a good reason why vitamin D is called "The sun shine vitamin" . when your skin is exposed to sunlight, it makes vitamin D from cholesterol. the suns ultraviolet B (UVB) rays hit cholesterol in the skin cells, providing the energy for vitamin D synthesis to occur.

Answer 2

Answer:

The natural occurring source of vitamin D is UV from Sun.

Explanation:

At the point when your skin is presented to daylight, it makes vitamin D from cholesterol. The sun's ultraviolet B (UVB) rays hit cholesterol in the skin cells, giving the energy to vitamin D union to happen. Vitamin D plays many parts in the body and is fundamental for ideal wellbeing.

The sun's ultraviolet B (UVB) rays collaborate with a protein called 7-DHC in the skin, changing over it into vitamin D3, the dynamic type of vitamin D.