Molecular biology: the study of nucleic acids, specifically DNAplugin-autotooltip__default plugin-autotooltip_bigDNA: deoxyribonucleic acid. The genetic material for nearly all life on Earth. and RNAplugin-autotooltip__default plugin-autotooltip_bigRNA sequencing (RNAseq): an experimental technique that sequences all the RNAs in a sample. It is based off of converting RNAs into cDNAs with reverse transcriptase, followed by Illumina sequencing..