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Why is skin color variation important?

Sagot :

The major reason that whole populations of people have different skin colors is because there are differences in sunlight across the world.

As people moved to areas farther from the equator with lower UV levels, natural selection favored lighter skin which allowed UV rays to penetrate and produce essential vitamin D. The darker skin of peoples who lived closer to the equator was important in preventing folate deficiency.

To know more about UV rays click here:

https://brainly.com/question/7850703

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