Cyanobacteria - Wikipedia
Cyanobacteria use photosynthetic pigments such as various forms of chlorophyll, carotenoids, phycobilins to convert the photonic energy in sunlight to chemical energy. Unlike heterotrophic prokaryotes, cyanobacteria have internal membranes.
8.9A: Cyanobacteria - Biology LibreTexts
Nov 23, 2024 · Photosynthesis in cyanobacteria generally uses water as an electron donor and produces oxygen as a by-product, though some species may also use hydrogen sulfide as occurs among other photosynthetic bacteria. Carbon dioxide is reduced to …
Cyanobacteria: Model Microorganisms and Beyond - PMC
Cyanobacteria, also known as “blue-green algae”, are one of the oldest photosynthetic prokaryotes on planet earth, with the ability to live and flourish in a diverse range of environments from hot springs to underneath of ice pack in frozen lacks, and under the surfaces of rocks in …
Cyanobacterial Photosynthesis: The Light Reactions
Feb 21, 2017 · Cyanobacterial photosynthesis can be regarded as the blueprint for the photosynthesis of green algae and higher plants: While most of the principal reactions on the molecular level are preserved, their structural arrangement is compact and intimately connected with the respiratory chain.
Mechanical regulation of photosynthesis in cyanobacteria
Mar 23, 2020 · We reveal that mechanical confinement of actively growing Synechococcus sp. PCC 7002 cells leads to the physical disassociation of phycobilisomes and energetic decoupling from the photosynthetic...
Photosynthesis and Energy Flow in Cyanobacteria
In this chapter, we have briefly described several aspects of the photosynthetic process in cyanobacteria (considered as first oxygen-evolving prokaryotes) with special reference to electron flow.
Unlocking the potentials of cyanobacterial photosynthesis for …
Jun 9, 2023 · Here, we show that the potential of Synechococcus elongatus PCC 7942 for photosynthetic glucose production can be unlocked by preventing native glucokinase activity.
Cyanobacteria - Definition, Characteristics, Structure, Functions ...
Mar 28, 2024 · Cyanobacteria are photosynthetic bacteria that obtain energy through photosynthesis. They are often referred to as blue-green algae, although they are not classified as true algae. Cyanobacteria played a crucial role in the production of oxygen and the shaping of Earth’s atmosphere.
Photosynthetic, respiratory and extracellular electron transport ...
Mar 1, 2016 · Cyanobacteria (oxygenic photosynthetic bacteria) are evolutionarily ancient organisms and significant primary producers found in almost every environment on Earth. They are able to conduct both photosynthesis and respiration, and have therefore evolved a diverse range of electron transport pathways.
Cyanobacteria - Definition and Examples - Biology Online
Sep 16, 2022 · Early cyanobacteria play a role in the Great Oxygenation Event by releasing oxygen as a byproduct of photosynthesis. Moreover, according to the Endosymbiotic theory, they formed symbiotic associations with other organisms where they participated as endosymbionts of larger primitive host cells.