Evolution of skin pigmentation differences in humans

Wednesday, July 4, 2018

Evolution of skin pigmentation differences in humans

The blog discuss regarding Evolution of skin pigmentation differences in humans could be very trendy and even you assume a number of a few months into the future The following is a little excerpt an essential subject linked to Evolution of skin pigmentation differences in humans can be you comprehend spinning program so well Human skin color - wikipedia, One of the most recently proposed drivers of the evolution of skin pigmentation in humans is based on research that shows a superior barrier function in darkly pigmented skin.. Dark skin - wikipedia, Evolution. due to natural selection, people who lived in areas of intense sunlight developed dark skin colouration to protect against ultraviolet (uv) light and to protect their body mainly from folate depletion.. Human skin pigmentation as an adaptation to uv radiation, Human skin pigmentation is the product of two clines produced by natural selection to adjust levels of constitutive pigmentation to levels of uv radiation (uvr). one cline was generated by high uvr near the equator and led to the evolution of dark, photoprotective, eumelanin-rich pigmentation..

The skin we're in Â» scienceline, The skin weâ€™re in skin color, it turns out, is little more than adaptation in action.

Genes responsible for diversity of human skin colors, A study of diverse african groups by geneticists has identified new genetic variants associated with skin pigmentation. the findings help explain the vast range of skin color on the african continent, shed light on human evolution and inform an understanding of the genetic risk factors for conditions such as skin cancer..

Thereâ€™s no scientific basis for raceâ€"it's a made-up label, Morton thought heâ€™d identified immutable and inherited differences among people, but at the time he was workingâ€"shortly before charles darwin put forth his theory of evolution and long before the discovery of dnaâ€"scientists had no idea how traits were passed on..

and below are some pictures from various sources