Which of these met levels best describes activity of vigorous intensity?

Which organism is the producer in this food web? 7th grade question. a) arthropods b) birds c) fungi d) plants

The model illustrates a process by which a substance is taken up by a cell

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.