I.Introduction
DNA is short for Deoxyribonucleic Acid. DNA is a molecule that forms your chromosomes and genes, and contains all of your genetic material. It is contained in the nucleus of all the cells in your body. Although they may be in all your cells, the cell has the ability to turn off or on that particular gene. Thus you don't get a brain in your foot. Because no two people have the same DNA, excluding Identical Twins, the world today uses it for giving a body an ID; it is used in forensics, as well as to determine who the father of a certain baby is.
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