Skin color is determined by a pigment (melanin) made by specialized cells in the skin (melanocytes). The amount and type of melanin determines a person's skin color. Melanin's role is to protect DNA ...
In spite of numerous studies of the properties of the fluorescent pigment 2–8, the chemical nature of the fungus metabolite responsible for fluorescence has not been discovered.
The intensity of hair color depends on the density of pigment within the melanosome. Both eumelanin and pheomelanin are made from the amino acid tyrosine, using the enzyme tyrosinase. Increased ...
There are very few moments as heart-shattering and discouraging as washing your hair and watching clumps of strands fall in your hands or down the shower drain. Of course, shedding is a normal ...
It turns out the shade of hair is determined by the amount of melanin (pigment) in the hair and your DNA encodes this. The expert said “For white people, the shades are dependent on two sorts of ...