The process in which an animal’s cells use oxygen and digested food molecules to release the energy in food is called
a. breathing
b. cellular respiration
c. diffusion
d. gas exchange

Tides that occur during the new and full moons

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.

What problem would a person most likely have if her kidney did not work correctly?