125X, A, ABBEY, AMOEBA, AMOEBAE, AMOEBOID, AMOEBOZOA, AT, BIOLOGIA, BIOLOGY, CELL, CELLED, CENTROHELID, CHROMALVEOLATA, CONTRAST, DIFFERENTIAL, DZIENNY, EUKARYOTA, GENUS, HELIOZOAN, INTERFERENCE, JASNA, JASNY, JEDYNA, JEDYNE, JEDYNY, KAWALER, KOMORKA, KOMORKOWY, KONTRAST, LEKKA, LEKKI, LEKKIE, LIGHT, LIVING, LM, MAGNIFICATION, MICHAEL, MICROBIOLOGY, MICROGRAPH, MICROGRAPHY, MIKROBIOLOGIA, MOTILE, NAUKA, OF, OPACTWO, ORGANISM, POJEDYNCZY, PROTIST, PROTISTA, PROTOZOAN, RAPHIDIOPHRYS, RHIZOPODA, SARCODINE, SARCODINES, SCIENCE, SINGIEL, SINGLE, SINGLE-CELLED, SP, SWIATLO, TELEFON, ZYJACE, ZYJACY,