Albinism in humans all vertebrates, including humans. It is due to absence or defect of tyrosinase, a copper-containing enzyme involved in the production of melanin. It is the opposite of melanism. Unlike humans, other animals have multiple pigments and for these, albinism is considered to be a hereditary condition characterised by the absence of melanin in particular, in the eyes, skin, hair, scales, feathers or cuticle. While an organism with complete absence of melanin is called an albino, an organism with only a diminished amount of melanin is described as leucistic or albinoid. The term is from the Latin "albus", "white". There are
The Role of Culture in Early Expansions of Humans The Role of Culture in Early Expansions of Humans The Role of Culture in Early Expansions of Humans (ROCEEH) is an interdisciplinary project of the Heidelberg Academy of Sciences and Humanities. Within the framework of this Research Center social scientists and natural scientists study the effect that culture had on the successive expansions of humans out of Africa and across the Old World. The Research Center is located at the Eberhard Karls University of Tübingen and the Senckenberg Research Institute in Frankfurt am Main. The project was initiated in 2008 by the Heidelberg Academy of Sciences and Humanities and is