Final answer:
The cell cycle is not a warning signal for cancer.
Step-by-step explanation:
Out of the provided options, the one that is NOT a warning signal for cancer is: Some cells were found going through the cell cycle. This is because the cell cycle is a normal process in which cells replicate themselves. In cancer, cells may go through the cell cycle uncontrollably, but this is not a warning signal for cancer.
Learn more about Cancer warning signals