Which of the following processes occurs during sexual reproduction? A.
An organism splits in two.
B.
An egg cell and a sperm cell unite.
C.
A fragment regenerates into a new organism.
D.
An identical growth forms and then detaches.

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.