Point source pollution is a single, identifiable location of a pollution like a drainage or a pipe. On the other hand non-point source pollution refer to wastes that are disposed at a wide area and cannot be easily determined where the sources are. The answer for this is false. It is the non-point source pollution that is difficult to track and to control.
D an animal or plant getting a new "ability" is an example of evolution like this plant can climb now
Epineurium surrounds a nerve, which contains fascicles which contain nerve fibers.
<u>I dont really know, but cell cycle has alot to do with DNA and mutations which can cause DNA not to be replicated </u>
