The correct answer is mouth of a river
That's where the river slows down and particles start sedimenting. When the sediment is huge, deltas are formed.
The main function of mitosis is to allow for growth and development and to replace dead and or decayed tissue.
It helps your body be more flexible and prepared to run.
The geosphere supplies all the raw materials that all living things use to build their bodies. The sun supplies the energy directly or indirectly.. (There are some exceptions, some life forms have been found in deep sea vents and produce their energy chemically. And microorganism have been found at great depths in drill holes recently, little is known about them.)