At first, it was thought that the Earth's atmosphere consisted of hydrogen compounds—methane, ammonia and water vapour—and that life began under such reducing conditions, which are conducive to the formation of organic molecules
Because if they dont they cant make others and other cells need more they spellit a part and if u need less that is diverint story.
The hot air when come to close cold air forced to increase its speed
Which makes monsoon and also thunderstorm perform
Adenosine Triphosphate. Adenosine triphosphate, or ATP, is the primary source of energy in both plant and animal cells. ATP is a nucleotide that is the basis for all cell reactions, including the reactionary process of converting food molecules into energy.Aug 7, 2017