These transformations are fully discussed in the article Sugar.
If a system be removed from all communication with anything outside of itself, the whole amount of energy possessed by it will remain constant, but will of its own accord tend to undergo such transformations as will diminish its availability.
The various grades of life on our planet are the natural consequences of certain physical processes involved in the gradual transformations of the earth.
So long as food is supplied the living substance is the seat of transformations which are continually proceeding, being partially decomposed and again constructed, the new food being incorporated into it.
A very complete account of this equation and its various transformations was given by J.