What kind of molecules serve as electron acceptors in cellular respiration?

Why are common names a problem for scientist?

What happens as electrons move along the chain of molecules known as the electron transport chain? they gain energy, which causes atp molecules to lose phosphate groups. they gain energy, which causes h *ions to join with oxygen to produce water. they lose energy, which is then used by the cell to make atp. they lose energy, which is then used to break down atp.

Which number represents a basic ph, 4 or 9? numerical answers expected! answer for blank 1: i'll give