I think the answer is: orogenisis
Good luck! XD
When the human body (its cells) is exposed to radiation (X rays and gamma rays), electrons are emitted from atoms and molecules. ... ・These radicals react immediately with surrounding atoms, causing abnormal chemical reactions (or, minor damage to localized areas of cells).
It is always working.
It even works while the person is sleeping to push saliva down the throat.
The options attached to the question above are listed below:
A) Carbon
B) Oxygen
C) Sugar
D) Water
ANSWER
The correct option is D, WATER.
Water is very important to the functioning of all cells and no cell can survive without it. Water play many roles in the cells, these include: distribution of nutrients, elimination of wastes, regulation of temperature, lubrication and it also acts as a transportation medium for moving particles from one point in the cell to another point.