1		2									3
4									5
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Across 4. these are embedded in the cell to assist in moving molecules across membranes 6. movement of molecules from high concentration to low concentration 7. when an animal cell is placed in a solution with a lower concentration than that inside the cell it will _________.

Down 1. cell membranes are partially ______________. 2. a plant cell becomes flaccid when the concentration of solutes outside the cell is ___________ than inside the cell 3. the movement of molecules against a concentration gradient, requires energy 5. the diffusion of water