Cells move through the cell cycle, growing and dividing as they do. No cell will be able to continue through this chocks without the energy provided by this important molecule. That is

ATP (Adenosine Triphosphate)

Explanation:

ATP is an important nucleotide in our body. ATP is responsible for carrying energy in cells. ATP plays a role vital in the cell cycle, as it provides the energy neccessary for the cell cycle to happen.