From where do most producers get energy? decomposers consumers the sun other producers

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

Approximately percent of the energy created by cell metabolism is used by the body to carry on its normal functions, such as respiration, digestion, reproduction, muscular movement, circulation, and cellular regrowth.

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water