EOG80306D GO:0006351 1/20 transcription, DNA-templated biological_process "The cellular synthesis of RNA on a template of DNA." [GOC:jl, GOC:txnOH] EOG80306D GO:0005634 1/20 nucleus cellular_component "A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent." [GOC:go_curators]