http://mandevillehigh.stpsb.org/teachersites/laura_decker/photosystem_notes.htm

Light Reactions: Photosystem I & II. When photosystem II absorbs light, an electron excited to a higher energy level in the reaction center chlorophyll (P680) is ...

https://www.ncbi.nlm.nih.gov/pubmed/15175756

Nature. 2004 Jun 3;429(6991):579-82. Cyclic electron flow around photosystem I is essential for photosynthesis. Munekage Y(1), Hashimoto M, Miyake C, ...

https://www.khanacademy.org/science/biology/photosynthesis-in-plants/the-light-dependent-reactions-of-photosynthesis/a/light-dependent-reactions

The high-energy electron travels down an electron transport chain, losing energy ..... In addition, cyclic electron flow may be common in photosynthetic cell types ...

https://www.pnas.org/content/102/46/16898

Nov 15, 2005 ... Alternatively, ATP can also be produced by cyclic electron flow .... the absence of nonspecific PCR products, a melting-curve analysis and ...

http://hyperphysics.phy-astr.gsu.edu/hbase/Biology/etcyc.html

Cyclic Electron Transport in Photosynthesis ... In these systems there is a process called cyclic photophosphorylation, which just accomplishes the ADP to ATP ...

https://www.nature.com/articles/ncomms2954

Jun 13, 2013 ... We show that cyclic electron flow is tuned by the redox power and ..... The electron flux sustained under these conditions is simply the product ...

https://socratic.org/questions/what-is-the-difference-between-noncyclic-and-cyclic-electron-flow-in-terms-of-th

Jan 1, 2016 ... Cyclic photo-phosphorylation in photosynthesis light dependent reaction leads to the formation of ATP and NADPH, and the electrons go from ...

https://www.frontiersin.org/research-topics/3553/regulation-of-cyclic-electron-flow

It has been indicated that cyclic electron flow (CEF) around photosystem I (PSI) plays an important role in photosynthesis and photoprotection in plants, ...

https://www.youtube.com/watch?v=IHee7zyE8QE

Sep 27, 2015 ... ... the Light Reactions, part 3: Making O2 and NADPH, Cyclic Electron flow ... of NADPH, of oxygen, and the process of cyclic electron flow.

https://www.researchgate.net/post/What_is_the_significance_of_photosynthetic_cyclic_electron_transfer_in_presence_of_non-cyclic_electron_transfer

Oxygen is produced as a waste product of photosynthesis. ... Recent studies show that the cyclic electron flow can operate under aerobic conditions and support ...