Crossword

2. A property of membranes which allows some substances to pass across it while others cannot.
3. Process of diffusion in which molecules pass across a membrane through cell membrane channels.
6. All cellular content outside the nucleus.
8. Relatively constant internal physical and chemical conditions that organisms maintain.
13. Internal membrane system where lipid components of the cell membrane are assembled.
16. Organelle that modifies, sorts, and packages proteins and other materials from the ER for storage in the cell or release outside of the cell.
17. Organelle consisting of RNA and protein found throughout the cytoplasm in a cell.
19. Organelle that breaks down lipids, carbohydrates, and proteins into smaller molecules that can be used but the rest of the cell.
20. Organelle that captures the energy from sunlight and converts it into chemical energy.
21. Specialized structures that perform important cellular functions within a cell.
22. Pressure that must be applied to prevent osmotic movement across a selectively permeable membrane.

1. Process by which particles move from an area of high concentration to an area of low concentration.
4. When the concentration of two solutions is the same.
5. When comparing two solutions, the solution with the lesser concentration of solutes.
7. Organelle that converts chemical energy stored in food into compounds that are convenient for the cell to use.
9. Strong, supporting layer around the cell membrane in some cells.
10. Flexible double-layered sheet that makes up the cell membrane and forms a barrier between the cell and its surroundings.
11. Diffusion of water through a selectively permeable membrane.
12. Water channel protein in a cell.
14. Organelle that stores materials such as water.
15. When comparing two solutions, the solution with the greater concentration of solutes.
18. Network of protein filaments which gives the cell its shape and internal organization and is involved in movement.