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A diagram illustrating selective factors for skin color. Elements include UV radiation, Vitamin D synthesis, Melanin, Climate, and Genetic Factors.

A diagram illustrating selective factors for skin color. Elements include UV radiation, Vitamin D synthesis, Melanin, Climate, and Genetic Factors.

Now design a diagram that illustrates the positive and negative selective factors that account for the differences in skin colors among human populations. Diagram: selective factors for skin color variation See more