5.Cancer cells behave differently than normal body cells. For example, they ignore signals that tell them to stop dividing. Which of the following
conditions will most likely cause a normal body cell to become a cancer
cell?
The environment already contains cancer cells.
The environment has an abundance of nutrients.
The environment contains signals that would tell the cell to stop dividing.
The environment contains mutagens that induce mutations that affect cell-cycle
regulator proteins.

The table presents the average day and night temperatures in five cities. it also reveals whether a city receives substantial rainfall (wet climate) or little rainfall (dry climate). which city’s rocks are likeliest to experience frost wedging, and why? a) city a because the consistently subzero temperature would prevent water from melting b) city b because it is a wet region and the temperature fluctuates around the freezing point c) city c because it receives plenty of rain fall and the weather is moderately cool d) city d because the hot and dry weather would cause rocks to absorb water