A physical change occur when objects or substances undergo a change that does not change in which the composition of a substance changes or one or more substances combine or break up from new substances.
Fishing I think would be onw
The hard drive of a computer.
In cell division, the cell that is dividing is called the parent cell. the parent cell divides into two daughter cells. the process than repeats in what is called the cell cycle. cells regulkate their division by communicating with each other hope it helps,if you need help just ask and i will be more than happy to help. :)