| A | B |
| isotonic | equal to the solute concentration of another |
| microscope | helps you see things that you can't see with the naked eye |
| nervous tissue | nerves made from a collection of nerve cells |
| organ | a group of different tissues that work together to perform different functions |
| organ system | group of organs that work together to perform specific connected tasks |
| organelle | tiny membrane bound structure inside a cell |
| osmosis | movement of water through a cells membrane |
| prokaryote | cell with one membrane outside and no nucleus or any other internal things |
| selectively permeable membrane | allows some molecules to pass but does not let others pass |
| solute | disolved in a solvent |
| tissue | a group of cells that are similar and work together |
| transport | to move molecules from one side to the other |