Complete the sentence using one of the following words:
toxins, waste or food.
Working together, organ systems eliminate bodily
and provide required substances to all cells in the body.

To be or not to be that is da question

Which of the following is true of metabolism in its entirety in all organisms? a) metabolism depends on a constant supply of energy from food. b) metabolism uses all of an organism's resources. c) metabolism consists of all the energy transformation reactions in an organism. d) metabolism manages the increase of entropy in an organism.

The fluid mosaic model of the membrane proposed that membranes