Vitamin D and skin pigments.
D005075:Biological Evolution; D044383:Black People; D005007:Ethnology; D006801:Humans; D010858:Pigmentation / Q000528:radiation effects*; D012878:Skin Neoplasms / Q000150:complications; D013471:Sunburn / Q000150:complications*; D014329:Tropical Climate; D014807:Vitamin D / Q000502:physiology*; D044465:White People
D014807:Vitamin D