Gram-Negative Oxygenic Photosynthetic Bacteria definition

Gram-Negative Oxygenic Photosynthetic Bacteria
Gram Negative Oxygenic Photosynthetic Bacteria
Widely distributed unicellular or multicellular bacteria. The CYANOBACTERIA use chlorophyll a and phycobilins for oxygenic photosynthesis while genera in the Prochlorales use both chlorophyll a and b but not phycobilins.