ABBEY, ANIMAL, AQUATIC, CILIATE, CILIOPHORA, EJECTED, EJECTION, LIGHT, LM, MICHAEL, MICROBE, MICROBIOLOGY, MICROGRAPH, MICROORGANISM, MICROSCOPIC, MICROSCOPY, ONE-CELLED, ORGANISM, PARAMECIA, PARAMECIUM, PROTIST, PROTISTA, PROTOZOA, PROTOZOAN, SINGLE-CELLED, TRICHOCYST, TRICHOCYSTS, UNICELLULAR, WITH,