Question
Who discovered the Carbon fixation pathway? How was the pathway studied?
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Answer
- The path of carbon fixation in dark reaction through intermediate compounds leading to the formation of sugar and starch was discovered by Calvin, Benson and their co-workers discovered the carbon fixation pathway.
- Path of carbon was studied with the help of radioactive tracer technique using Chlorella, a unicellular green alga and radioactive${ }^{14} CO _2$.
- With the help of radioactive carbon, it becomes possible to trace the intermediate steps of fixation of ${ }^{14} CO _2$.
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