7.1: Genes Last updated Save as PDF Page ID 8665 Boundless Boundless 7.1A: Bacterial Genomes Bacterial genomes are smaller in size (size range from 139 kbp to 13,000 kpb) between species when compared with genomes of eukaryotes. 7.1B: DNA Replication in Prokaryotes 7.1C: Gene Inversion Gene Inversion utilizes recombinases to invert DNA sequences, resulting in an ON to OFF switch in the gene located within this switch. 7.1D: Slipped-Strand Mispairing