Category Nuances for protozoa:

• microscopic,
• pathological,
• active,
• eukaryotic,
• organized,
• unicellular,
• inconspicuous,
• simple,
• invertebrate,
• possible,
• fecal,
• aquatic,
• enteric,
• tiny,
• persistent,
• foreign,
• experimental,
• larger,
• common,
• pathogenic,
• beneficial,
• unwanted,
• indigenous,
• evolutionary,
• large,
• smaller,
• single,
• causative,
• branching,
• predatory,
• small,
• macro,
• multicellular,
• microbial,
• harmful,
• haematological,
• colonial,
• lower,
• airborne,
• marine,
• level,
• little,
• higher,
• opportunistic,
• size,
• diverse,
• primitive,
• complex,
• biological,
• infective,
• waterborne,
• natural,
• heterotrophic,
• eucaryotic,
• cellular,
• pathologic,
• motile,
• secondary,
• useful,
• intracellular,
• macroscopic,
• dead,
• planktonic,
• resistant,
• new,
• extracellular,
• flexible,
• minute,
• taxonomic,
• obligate,
• benthic,
• rare,
• internal,
• related,
• important,
• animal,
• prokaryotic,
• isolated,
• dangerous,
• logical,
• conventional,
• infectious,
• anaerobic,
• real,
• delicate,
• parasitic,
• photosynthetic,
• intestinal,

Simple Categories for protozoa:

• being,
• microorganism,
• organism,
• group,
• entity,
• protist,
• thing,
• species,
• animal,
• creature,
• pathogen,
• microbe,
• taxon,
• cell,
• host,
• germ,
• system,
• eukaryote,
• parasite,