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Oxygen isn't produced during photosynthesis by? a) green sulphur bacteria b)nostoc c)cycas d)chara?
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Oxygen isn't produced during photosynthesis by? a) green sulphur bacte...
It's option A)Green sulphur bacteria..
In green plants H2O is the hydrogen donor & is oxidised to O2...Some organisms do not release O2 during photosynthesis .When H2S is the hydrogen donor for purple & green sulphur bacteria ; the 'oxidation' product is sulphur or sulphate depending on the organism, & not O2...Hence , Niel inferred that O2 evolved by the green plant comes from H2O, not from CO2. This was later proved by using isotopic techniques...
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Oxygen isn't produced during photosynthesis by? a) green sulphur bacteria b)nostoc c)cycas d)chara?
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