Crossing over is termed as a process by which genetic materials are exchanged by non-sister chromatids during meiosis. Crossing over results in the new combination of information in genetic for, the cell for a specific trait. It ensures that organisms are identical from one generation to another.
If you put a rock in a slingshot and draw back the rubber band the rock will fly out at a predictable speed depending on the distance that the rubber band is draw back. this is an example of the following
