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

acid all bio biochemistry biology biosynthesis biotech blue carrying cell chain chemistry chromosome code deoxyribonucleic development displayn dna element evolution future gene genes genetic genetically genetics genome growth head helix hereditary hud information instructions known life living medical medicine microscopic molecular molecules nucleic nucleotides organisms particulate proteins render rendern research rna science scientific spiral stem structure thread used variation white wire