Across
- 1. Surrounds the cell and separates the inside from the outside.
- 3. The smallest unit of life and the building block of all living things.
- 6. Fluid that exists between cells in tissues.
- 8. Gel-like liquid that fills the inside of a cell.
- 9. The type of permeability that allows the cell membrane to control what enters and exits.
- 11. Red blood cell that carries oxygen and carbon dioxide.
- 12. The longest cell in the body, responsible for carrying impulses to and from the brain.
Down
- 2. The control center of the eukaryotic cell.
- 4. Another name for the cell membrane is _______ membrane.
- 5. Refers to the inside of the cell.
- 7. Muscle cell that helps with movement and maintaining body position.
- 10. White blood cell responsible for immunity and inflammation.