Both drugs had been previously recommended for approval 14-0 by members of FDA's Anti-Infective Drugs Advisory Committee. The significance of two new antibiotics in four weeks? We've recently been averaging one antibiotic every three years.
More melanin presence in the skin makes the skin appear black, and less melanin will make the skin appear less black. White people have very little melanin synthesized by their skin. So, the color of the races is because of some difference in the quanitity of the melanin pigment in our body. That is all.
Page 2 of 5 Skin In the skin melanin is made of smaller component molecules, and there is a variety of different types of melanin with different molecule bonding patterns. Pheomelanin (melanin red-brown in colour) and eumelanin (melanin which is black-brown in colour) are found in the skin and hair.elanin production is stimulated by light from the sun as well as artificial light. The body has the ability to use UV light from the sun in order to make Vitamin D. Vitamin D is used in the body to turn into a hormone which stimulates the absorption of calcium in the intestines.