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Mongolian spot is a congenital developmental condition—that is, one existing from birth—exclusively involving the skin.The blue colour is caused by melanocytes, melanin-containing cells, that are usually located in the surface of the skin (the epidermis), but are in the deeper region (the dermis) in the location of the spot. [6]
Many babies are born with blue eyes, and then their eyes change color as their genes continue to develop. Hair color is the same way, sometimes, babies are born with very light colored hair that ...
Mixed twins are fraternal or non-identical twins born to multiracial families which differ in skin color and other traits considered to be racial features.. From a biological point of view, the differences in these fraternal or dizygotic twins from two biracial parents are not surprising.
The irises of human eyes exhibit a wide spectrum of colours. Eye color is a polygenic phenotypic trait determined by two factors: the pigmentation of the eye's iris [1] [2] and the frequency-dependence of the scattering of light by the turbid medium in the stroma of the iris.
Sometimes I’d look at pictures of mixed babies and try to envision what my daughter would look like. For all my daydreaming of my child, there was one constant: I knew she would be brown-skinned ...
We're seeing double! Meet the Clements twins, Ava Marie and Leah Rose, who have been hailed as the "most beautiful twins in the world." The 8-year-old identical twins from Los Angeles have quickly ...
Waardenburg syndrome is a group of rare genetic conditions characterised by at least some degree of congenital hearing loss and pigmentation deficiencies, which can include bright blue eyes (or one blue eye and one brown eye), a white forelock or patches of light skin.
The reason why babies' eyes change color? The haven't developed the amount of melanin in their iris that's why most babies are born with blue eyes. The more you know! Show comments. Advertisement.