Well, first of all The Color Purple falls under the broadest genre of fiction. The three primary genres are poetry, drama, and fiction.
Hair color is determined by two different forms of pigment: eumelanin (which is the largest influence) and phenomelanin. Eumelanin is a black pigment, and phenomelanin is a red or yellow pigment. Hair color is determined by three factors having to do with pigments: how much pigment is present, to what degree a eumelanin or phenomelanin is present and how close together the melanin (pigment) granules are. The more eumelanin a person has, the darker his hair will be.
Hair color experts study the theory of color pigment. It is only through understanding hair pigments and correct color formulations that the correct color can be chosen and applied to hair color clients.uite simply hair coloring is the science and art of changing the color of the hair. The natural color of human hair is first and foremost directly tied to hereditary factors. As scientists have proven, hair color is an inherited characteristic.