Latitudinal differences in surface warming give rise to global patterns of air circulation and rainfall. At the equator and the latitudes of 60 degrees . At the poles and the latitudes of 30 degrees . A. cold, dry air sinks; warm, moist air rises and loses moisture as rain
B. warm, moist air rises and loses moisture as rain; cold, dry air sinks

18. determine whether each stateme blank space given. ach statement is true (t) or false (f). place your answer in the 8. when a cell is put into an isotonic solution, individual wat put into an isotonic solution, individual water molecules cannot move back and forth across the cell membrane. d. when a cell is put into a hypertonic solution, there is a net movement of water molecules across the cell membrane into the cell. c. when a cell is put into a hypotonic solution, there is a net movement of water molecules across the cell membrane out of the cell. d. the movement of any solvent across a semi-permeable membrane is called osmosis. e. carrier proteins have the ability to change shape and physically move molecules across the cell membrane. f. in facilitated diffusion, the concentration of the molecules to be moved across the cell membrane is higher inside the cell.