Microscopic view of chains of algae, these cyanobacteria, Microcystis sp., are a sort of blue green

Microscopic view of chains of algae, these cyanobacteria, Microcystis sp., are a sort of blue green algae which live in fresh water. This kind of cyanobacteria is being researched to be genetically enhanced with the goal of having the photosynthesis metabolism trigger ethanol production inside each individual cell.