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photosystem
(redirected from Photosystem II)

    Also found in: Acronyms, Encyclopedia, Wikipedia 0.01 sec.
photosystem [ˈfəʊtəʊˌsɪstəm]
n
(Life Sciences & Allied Applications / Botany) Botany either of two pigment-containing systems, photosystem I or II, in which the light-dependent chemical reactions of photosynthesis occur in the chloroplasts of plants
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Photosystem I and another gene cassette called photosystem II genes are essential to the first steps of photosynthesis, absorbing energy from light and transforming into a form that can be used to fuel further reactions in the process.
Marine viruses may contribute to ocean energy by Asian News International
A very different approach to such an integrated system is the conversion of secondary retinal neurons into photoreceptors by (genetically or otherwise) inserting photosensitive molecules found in plants, such as Photosystem II complex; however, bringing such techniques to the animal or human retina is likely to take many years.
The state of visual prosthetics--hype or promise? by Dagnelie, Gislin; Schuchard, Ronald A. / Journal of Rehabilitation Research & Development
In extensive studies with mixtures of 20 and more aquatic toxicants, Faust and colleagues (15) recently demonstrated that concentration addition yielded more accurate predictions with agents that interact with the same molecular site (inhibitors of photosystem II in algae).
Prediction and Assessment of the Effects of Mixtures of Four ... by Kortenkamp, Andreas / Environmental Health Perspectives
 
 
 
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