deoxyribonucleic acid (DNA)
The genetic material of organisms, usually double-stranded; a class of nucleic acids identified by the presence of deoxyribose, a sugar, and the four nucleobases; DNA is present in the nucleus of cells (that have a nucleus), packaged into chromosomes and is inherited from the organism`s biological mother and biological father via the egg and sperm as well as in the mitochondria of cells; DNA is a stable molecule; variations in the DNA sequence between individuals permits DNA testing to distinguish individuals from each other...
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