Question

Radioactive isotope used by Calvin to elucidate Calvin cycle was

• A. $P^{12}$
• B. $C^{14}$
• C. $S^{35}$
• D. $O^{13}$

Answer 1

The correct option is B $C^{14}$

Calvin cycle is basically the fixation of carbon dioxide gas in plants. In the Calvin cycle basically C¹⁴ isotope is used to trace the path of photosynthesis, and to illustrates how the plants convertCO₂andH₂O into glucose.

So, the correct answer is ' $C^{14}$'