dna helix, deoxyribonucleic acid is a thread-like chain of nucleotides carrying the genetic instructions used in the growth

abstract acid all background bio biochemistry biology biotechnology blue carrying cell chain chemistry chromosome clone code concept deoxyribonucleic design development digital dna element evolution functioning gene genetic genome growth health helix human icon illustration instructions known life living logo many medical medicine microscopic modern molecular molecule nucleotides organisms rendering reproduction research science scientific shape sign spiral stem strand structure symbol technology thread used viruses white