Algorithm reveals some of us have DNA from a mystery ancestor
Scientists made the discovery by analyzing ancient genomes
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Dna
Deoxyribonucleic acid (dna) is a molecule that encodes the genetic instructions used in the development and functioning of all known living organisms and many viruses. along with rna and proteins, dna is one of the three major macromolecules essential for all known forms of life. genetic information is encoded as a sequence of nucleotides recorded using the letters g, a, t, and c.