oscillatoria sp. algae under microscopic view x40, cyanobacteria, blue green algae

algae animal background biological biology biotechnology blue bluegreen cell chlorophyll chloroplast contrast cyanobacteria differential education euglena experiment eyespot fauna freshwater genus green interference isolation lab laboratory life light macro micro microbiology microscope microscopic nucleus organism oscillatoria pellicle phytoplankton plankton pond protozoa research school science scientific silk singlecelled university view wall water x40