"Exponential growth" means that the bigger it is, the faster it grows.
That's Choice 'D'.
The answer is probably air.
The equation is glucose+oxygen->carbon dioxide +water and energy in the form of ATP
Mitosis
Definition of Mitosis: <span>The process where a </span>single cell<span> divides resulting in generally two identical </span>cells<span>, each containing the same number of </span>chromosomes<span> and genetic content as that of the original </span>cell<span>.</span>