If your female mouse died will the other female that was with her be all right or will she get depressed?
It is possible. Bored is probably more like it, because there is nothing to do when you are not around to interact with it. But be careful, because that rationale will result in you replacing rats for the rest of your life. Decide if you really want another one, and don't feel guilty if you decide you don't. Rats don't live all that long, as I recall, so the situation is not likely to go on and on.
Click Start -> and then right click Computer (On Windows Vista and 7) / My Computer (On Windows XP), then choose 'Manage'. In Computer Management window, choose 'Device Manager' on the left sidebar. On the right sidebar, Expand Mice and other pointing devices. Right click on the mouse / device you want to freeze. Choose Disable. Attention: You need the other mouse to unfreeze the frozen mouse.
Place your hand on the mouse so that the palm of your hand fits over it. If you are using your right hand, put your thumb on the left side of the mouse and your ring finger and little finger in the right. Lightly rest your index finger on the left mouse button and your middle finger on the right mouse button.
Whatever is in cells can be copied to other cells. There are many ways to copy cells with the keyboard and the mouse. You can do it with the mouse in a number of ways. You can copy with the Fill Handle. You can do it by right-clicking on the mouse and pick options to copy and paste from the shortcut menu. You can use the mouse with the Ctrl key, to copy.