Layer 1 A T A T A T A T A T A T A T A T A T A T A T A T T A G C T A T A T A T A G C G C G C G C C G C G C G C G C G C G C G C G C G C G G C G C G C image/svg+xmlOpenclipartDNA2010-05-03T13:09:46Simple DNA for illustrationshttps://openclipart.org/detail/58543/dna-by-kumar35885kumar35885DNADeoxyribonucleic aciddouble helixgenegenetichelix