Call your doctor if your baby: 1  Is under 3 months old and has a temperature over 100.4 F. 2  Is over 3 months old and has a fever over 102 F. 3  Has a fever that lasts longer than 24 hours.  Has diarrhea, vomiting, or a rash with the 1  fever. Is very sleepy or looks sick.  Can't be soothed.
There is two main pigments found in human hair: Eumelanin has an oval or elliptical shape, which gives color to brown or black hair and is dark pigment. The higher the concentration of Eumelanin the darker the hair. Pheomelanin is what produces the color in blonde or red hair.
# Biological pigments, also known simply as pigments or biochromes are substances produced by living organisms that have a color resulting from selective color absorption. Biological pigments include plant pigments and flower pigments. ... en.wikipedia.org/wiki/Pigments_(biolog... Examples: Chlorophyll is the green pigment in plant leaves and stems. Anthocyanin is the pigment that gives strawberries and blood oranges their red color. Carotene makes carrots and sweet potatoes orange. Pigments are what determine the color of an object (or to be scientifically correct, what color is reflected). The primary pigments are cyan, yellow, and magenta. Not to be confused with the primary colors of light: red, green, and blue.