euglena is a genus of single-celled flagellate eukaryotes under microscopic.

algae animal autotrophy biological biology biotechnology carotenoid cell celled cells chlorella chlorophyll division education educationn euglena euglenoidea eukaryote eukaryotes eukaryotic experiment fauna filaments flagellate food freshwater genus green lab laboratory light macro micro microbiology microscope microscopic nature nucleus organism paramylon pellicle phytoplankton plankton pond protists protozoa research science scientific singlecelled university view wildlife