200 A Industrial fuse. 80 kA breaking capacity. In electronics and electrical engineering, a fuse is an electrical safety device that operates to provide overcurrent protection of an electrical circuit including the source of power and the load.
In order for natural selection to operate on a trait, the trait must possess heritable variation and must confer an advantage in the competition for resources. If one of these requirements does not occur, then the trait does not experience natural selection.
Natural selection is one of the mechanisms of evolution. Natural selection is the process in which individuals whom are better suited to their environment will have an increase fitness. For example, if we have a population of mice and some mice are brown and some mice are white, they express different traits.