Energy from the electrons that pass through the electron transport chain is used Your to pump hydrogen ions into the thylakoid interior space. to excite electrons as they move through the electron transport chain. to split water into H+ and an atom of oxygen. to form ATP and NADPH.

i think its control and coordinate because im pretty sure thats what tissue does and the joints are what control movement and then your skeletal/ bones provides portection. hope that .

instead of copying and pasting things off of tests or work done on computer which im sure you did, try and read over the question carefully