Which of the following answers Are your heart cells the same as your brain cells? Why or why not?

Yes the heart cell and the brain cell have the same function therefore they are identical.
No heart cells are stem cells that replicate and create brain cells therefore they are two different types of cells.
Yes during mitosis the resulting daughter cells are identical which means that all cells in the body are the same.
No different sections of the cells DNA are “turned on” causing heart cells to have different characteristics from brain cells.

No, different sections of the cells DNA are "turned on" causing heart cells to have different characteristics from brain cells.