Question

what is dna??????????

Answer 1

DNA or Deoxyribonucleic acid is a molecule composed of two chains that coil around each other to form a double helix carrying the genetic instructions used in the growth, development, functioning, and reproduction of all known living organisms and many viruses. 

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Answer 2

DNA or deoxyribonucleic acid , is the inherited material found in every living creature . The deoxyribonucleic acid in a individual's chromosome controls of variety of characteristics and invisible characteristics . DNA is made up of molecules called nucleotides .

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