Bacterial mesosomes.
D001407:Bacillus / Q000166:cytology; D001419:Bacteria / Q000166:cytology*; D002462:Cell Membrane / Q000502:physiology; D002473:Cell Wall / Q000378:metabolism; D004261:DNA Replication; D004269:DNA, Bacterial / Q000096:biosynthesis; D008854:Microscopy, Electron
D004269:DNA, Bacterial