Respuesta :

edrinahlfeld

all materials except water because movement of water is called osmosis and facilitated diffusion is just materials like things that needed for the cell to survive.

SalenKotch

The answer is glucose. Ready energy for any type of cell is glucose. Other molecules may be used for energy, but they are broken down before being used as an energy source. DNA is not used for energy; proteins are used only when an organism is in starvation mode.