(subclass PlasmaMembrane BodyCovering) | VirusProteinAndCellPart.kif 351-351 | Plasma membrane is a subclass of body covering |
(subclass CellEnvelope PlasmaMembrane) | VirusProteinAndCellPart.kif 1067-1067 | Cell envelope is a subclass of plasma membrane |
(subclass VirusOuterMembrane PlasmaMembrane) | VirusProteinAndCellPart.kif 1120-1120 | Virus outer membrane is a subclass of plasma membrane |