Although there are striking differences between the cells that make up your eyes, kidneys, brain, and toes, the DNA blueprint for these cells is essentially the same. Where do those differences come from? Scientists are realizing the defining qualities that make up each cell actually lie in a cousin of DNA called RNA. RNA was long considered DNA's boring biochemical relative. Researchers thought it merely takes the genetic information stored in DNA and delivers it to other parts of the cell,

Tag-uri: DNA