If ATP used by this plant is labeled with radioactive phosphorus, which molecule or molecules of the Calvin cycle will be radioactively labeled first?

If ATP used by this plant is labeled with radioactive phosphorus, which molecule or molecules of the Calvin cycle will be radioactively labeled first?




A) B only
B) B and C only
C) B, C, and D only
D) B and E only
E) B, C, D, and E


Answer: D