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Results tagged with photosynthesis
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user 29073
The process by which light energy is harnessed to assemble organic compounds (esp. glucose) from inorganic carbon dioxide.
3
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1
answer
446
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Does Mn always exist in Photosystem II?
I had the impression that PSII (photosystem II) always has four Manganese atoms
(4 Mn). Is there any reason that these atoms are needed?
Is Mn or Fe also present in bacteria LH1 or LH2?
- 211
1
vote
0
answers
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Mg in bacteriochlorophyll
In the figure 1A of http://photobiology.info/Jones.html
the Mg is not belong to other structure.
Is that because something is omitted or is it indeed like a pearl in a mussel's mouth? In the later cas …
- 211
2
votes
2
answers
517
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Major groups of photosynthetic prokaryotes
According to Stryer there are four major groups of photosynthetic prokaryotes, i.e. Table 19.1
Bacteria Photosynthetic electron donor $\ce{O2}$ use.
Green sulfur $\ce{H2}$, $\ce{H2S}$, $\ce{S}$ Anox …
- 211
1
vote
0
answers
69
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What is the oxidation state of iron at the photosynthetic reaction center?
Is the iron at the reaction centre in the $3^+$ or $2^+$ oxidation state?
For instance, 1AIG is $2^+$ or, perhaps it will depend upon charge separation state? I checked the PDB: some are $3^+$ whil …
- 211
1
vote
2
answers
91
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Fe in bacteria light-harvesting system Reaction Center
Is the Fe in the reaction center of bacteria light-harvesting system bounded or free atom?
- 211