Biology Vocabulary

2. substance doing the dissolving
3. transport usually requiring ATP energy
6. form of active transport that moves big molecules into the cell
8. form of active transport that moves big molecules out of the cell
10. movement of molecules through cell membrane with the help of proteins
11. movement of molecules through the membrane from high to low concentration
12. allowing water into the cell
13. the difference in concentration of molecules in a space
14. means to allow certain things to pass through