Robuta

https://pmc.ncbi.nlm.nih.gov/articles/PMC107272/ In Vitro Synthesis of Multicopy Single-Stranded DNA, Using Separate Primer and Template RNAs, by... A minor population of wild strains of Escherichia coli contains a retron, a retroelement responsible for the synthesis of multicopy single-stranded DNA... multicopy single stranded dna