Crossword Puzzle Cell TransportOnline version Vocabulary about how things get in and out of cells. by Susanna Levad 1 molecules move from areas of high concentration to areas of low concentration across a membrane with the help of a transport protein 2 movement of things in and out of a cell without needing any energy 3 protein in a cell membrane that can open and close to let molecules in and out of a cell 4 movement of molecules across a membrane that requires energy 5 movement of molecules from areas of high concentration to areas of low concentration 6 movement of water molecules across a membrane from areas of high concentration to low concentration 7 energy used for active transport 5 4 3 7 6
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