When reef-building organisms went extinct, what became of the other organisms that inhabited the reef?

What is the difference between how ionic and covalent bonds form

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.

What process creates gametes? a.fertilization b.mitosis c.meiosis