chlorella is a genus of single-celled green algae

algae algal animal autotrophy biological biology biotechnology carotenoid cell celled chlorella chlorophyll chloroplasts education euglena euglenoidea eukaryote eukaryotic experiment eyespot fauna flagellate freshwater genus green heterotrophically lab laboratory light macro micro microbiology microscope microtubules nucleus organism paramylon pellicle phytoplankton plankton pond protists protozoa pyrenoids research science scientific single wildlife