The first stable compound during light-independent reactions contains:
Correct answer: B. 3 carbon atoms
- A. 2 carbon atoms
- B. 3 carbon atoms
- C. 4 carbon atoms
- D. 5 carbon atoms
Explanation
The first stable compound formed during the light-independent reactions of photosynthesis contains three carbon atoms. This compound, 3-phosphoglyceric acid, marks the first stable product of carbon fixation in the Calvin cycle, highlighting the importance of the three-carbon pathway in C3 plants.
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