20: ((

the satellite image above shows an area along the border between south carolina and georgia. the border is marked by a narrow, natural feature that extends from the northwest corner of the image to the southeast corner. the feature is labeled by the letter "x". south carolina lies to the northeast of this feature, and georgia lies to the southwest.

what is this natural feature that forms the border between south carolina and georgia in this area?

a. a river

b. a mountain range

c. a long hill

d. a lake

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.