Afew unidentified seeds were found in a sealed clay jar during an archaeological dig. radiocarbon dating showed that the seeds were 725 years old. when the seeds were planted, plants grew from them. based on cell theory, what statements can confidently be made regarding these unidentified plants and seeds?

Cell theory refers to the universally accepted scientific theory, which states that all the living species comprises of cells, they are the fundamental organizational and structural unit of all the species and that all the cells originate from the pre-existing cells.  

In the given case, it is clearly evident that both the seeds and the mature plant comprise of cells. The living cells present within the seeds proliferate to produce the new cells of the plants.  

b. the carbon cycle ensures living things have a source of hydrogen

i believe the answer would be b. hope it : )