dna molecular structure. main carrier of genetic information in all organisms. the dna shown here is part of a human gene and is

pdb3g6r dna chemistry macromolecule sequence gene reaction double engineering code nanotech biotechnology disease modified cancer medicine genome polymerase strands health healthcare nucleotide helix mutation medical biotech genetically deoxyribonucleic genetic chain pcr research nanotechnology acid spiral biochemistry chromosome polymer grooves information modification evolution structure