Modifiers matching membrane:

• biological,
• sensitive,
• active,
• macromolecular,
• extracellular,
• thick,
• flexible,
• refractory,
• elastic,
• circular,
• heterogeneous,
• intact,
• waterproof,
• proteinaceous,
• protective,
• impermeable,
• inorganic,
• permeable,
• internal,
• excitable,
• cellular,
• collagenous,
• natural,
• epithelial,
• warm,
• synthetic,
• mucous,
• mucosal,
• imperforate,
• moist,
• impervious,
• continuous,
• logical,
• pliable,
• porous,
• vascular,
• multicellular,
• nonporous,
• metallic,
• thin,
• biologic,
• homogeneous,
• resonant,
• fetal,
• intracellular,

Simple categories matching cellular:

• component,
• process,
• abnormality,
• matter,
• change,
• fragment,
• event,
• modification,
• activity,
• mechanism,
• material,
• injury,
• kinase,
• fiber,
• pathway,
• buffer,
• rna,
• program,
• entity,
• routine,
• protein,
• stimulus,
• creature,
• segregation,
• activator,
• consequence,
• property,
• structure,
• polystyrene,
• constituent,
• motility,
• movement,
• metabolite,
• therapy,
• compound,
• foam,
• fate,
• stress,
• species,
• machine,
• cofactor,
• response,
• reproduction,
• pressure,
• tissue,
• chordate,
• pathogen,
• eukaryote,
• organism,
• evidence,
• waste,
• marker,
• sample,
• feature,
• adaptation,
• organization,
• condition,
• devices,
• body,
• core,
• organelle,
• migration,
• activation,
• arrangement,
• morphology,
• trait,
• action,
• control,
• integrity,
• irregularity,
• parasite,
• level,
• organs,
• pigment,
• solid,
• situation,
• state,
• metabolism,
• compartment,
• object,
• mixture,
• device,
• hemoprotein,
• factor,
• assembly,
• region,
• plant,
• particle,
• mrna,
• signal,
• macromolecule,
• substance,
• attribute,
• interaction,
• affliction,
• acid,
• elastomer,
• immunity,
• location,
• bacteria,
• telephone,
• machinery,
• nutrient,
• pattern,
• product,
• antioxidant,
• alteration,
• molecule,
• surface,
• requirement,
• lipid,
• gene,
• investigation,
• membrane,
• reaction,
• chemical,
• area,
• information,
• damage,
• system,
• piece,
• disease,
• behaviour,
• polymer,
• motion,
• specimen,
• ligand,
• nucleotide,
• enzyme,
• substrate,
• receptor,
• phosphatase,
• phenomenon,
• oxidase,
• intermediate,
• microbe,
• characteristic,
• fluid,
• behavior,
• disorder,
• microorganism,
• function,