Each unaffected parent of an individual with an autosomal recessive condition carries one functional copy of the causative gene and one nonfunctional copy. Both parents must carry a defective OCA gene to have a child with albinism. The entire band are then shown fighting in a mudpit, before five of them are filmed crawling out of a subway, while being held on a leash by Christoph. Beginning in the s, Europeans began to develop what became known as "scientific racism," the attempt to construct a biological rather than cultural definition of race […] Whiteness, then, emerged as what we now call a "pan-ethnic" category, as a way of merging a variety of European ethnic populations into a single "race" […] — Gregory Jay, "Who Invented White People? OCA is in an autosomal recessive manner. Rammstein are making a video and it doesn't look pretty! He consistently believed that the degeneration could be reversed in a proper environmental control and that all contemporary forms of man could revert to the original Caucasian race. And the act was captured on video. Prominent European scientists writing about human and natural difference included a white or west Eurasian race among a small set of human races and imputed physical, mental, or aesthetic superiority to this white category. Neither of these gene copies is functional in people with albinism. But while, in , he had grouped into his "first and most important" race "Europe, Asia this side of the Ganges, and all the country situated to the north of the Amoor, together with that part of North America, which is nearest both in position and character of the inhabitants", he somewhat narrows his "Caucasian variety" in the third edition of his text, of Zoran Bihac This was based on the sensational Armin Meiwes case.