How did scientists determine the intermediates of the Calvin cycle? A) They watched where the CO₂went through a microscope. B) They watered plants with ¹⁴C-labeled water. C) They exposed plants to ¹⁴C-labeled CO₂. D) They watched where the CO₂went through an electron microscope. E) They fed plants ¹⁴C-labeled sugars.

Question

Quizplus · Accepted Answer

Scientists determined the intermediates of the Calvin cycle by exposing plants to $^{14}C$-labeled $CO_2$. This allowed them to trace the path of carbon atoms through the cycle.

How Did Scientists Determine the Intermediates of the Calvin Cycle