amoeba proteus science icon with nucleus, vacuole, contractile. biology education laboratory cartoon protozoa organism

amoeba proteus icon vector lab laboratory chemistry equipment biology science microscope cell unicellular protozoa organism animal structure ameba vacuole protist protozoan protista binary paramecium division fission anatomy pseudopod plankton nucleus euglena food diagram pseudopodia bacterium isolated single mitotic mitosis membrane flagellum dysentery flagellate drawing pseudopods white reproduction chloroplast microorganism zoology