The greenish upper layer is colonized mainly by cyanobacteria, the reddish lower layers by purple bacteria.
From the sciencedaily.com
Purple bacteria live in the mud below surface plants.
From the sciencedaily.com
These two reactions fit together as the purple bacteria can use the acids produced by the fermentation bacteria.
From the sciencedaily.com
The energy in sunlight is captured by plants, cyanobacteria, purple bacteria, green sulfur bacteria and some protists.
From the en.wikipedia.org
In purple bacteria, such as Rhodospirillum rubrum the light-harvesting proteins are intrinsic to the chromatophore membranes.
From the en.wikipedia.org
Donohue's lab is working with purple bacteria called Rhodobacter sphaeroides that use photosynthesis to produce hydrogen from a combination of cellulosic feedstocks and sunlight.
From the sciencedaily.com
Comparisons of genetic sequences reveal that purple bacteria have the most ancient photosynthesis genes, says Carl Bauer of Indiana University in Bloomington.
From the newscientist.com
Purple nonsulfur bacteria used a variety of nonspecific organic molecules.
From the en.wikipedia.org
Typical autotrophic bacteria are phototrophic cyanobacteria, green sulfur-bacteria and some purple bacteria, but also many chemolithotrophic species, such as nitrifying or sulfur-oxidising bacteria.