Earth is tilted at a 23.5 degree angle. Explain how this causes the equator to be hot and the poles to be cold.

What process allows for the development of haploid sex cells? mitosis meiosis fertilization pollination

This is the main structural axis of the plant that supports leaves, flowers and fruits; transports fluids; stores nutrients and produces new tissue.

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.