Biologists believe that variations in skin color evolved to help human beings in different regions absorb the proper amount of:

Question

Quizplus · Accepted Answer

Variations in skin color among humans are believed to have evolved primarily to regulate the amount of ultraviolet (UV) radiation absorbed by the skin, which affects the production of vitamin D. In regions with high UV radiation, darker skin protects against the harmful effects of UV light and prevents the breakdown of folate, while in regions with lower UV radiation, lighter skin helps to absorb enough UV light to produce adequate vitamin D.

Biologists Believe That Variations in Skin Color Evolved to Help