Changes in physical structure, function, or behavior that allow an organism or species to survive and reproduce in a given environment.

Which entry is in the wrong position in the table?

What organ is the first to receive nutrients that have been absorbed from the digestive tract?

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.