...and RNA into proteins. DNA is comprised of four nucleotide bases: adenine, thymine, cytosine, and guanine...double-stranded helix. To create the double helix, the nucleotides on the opposing strands of DNA form hydrogen ...with T, and C always pairs with G. The order of nucleotides makes up the genetic code and provides the instructions...process called transcription. RNA uses the same nucleotide bases as DNA, except thymine is replaced by uracil...acids. Each amino acid is encoded for by three nucleotides, termed a codon. There are 64 codon combinations...CRISPR technology. CRISPR is composed of a DNA endonuclease and guide RNAs that target specific locations...Scientists often sequence DNA to identify the order of nucleotide bases in a particular DNA strand. Sequencing ...