if the skeletal muscle cells in your leg are performing lactic acid fermentation to produce the necessary ATP for their proper functioning, decribe what is happening to the O2 gas you are breathing

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.