Across
- 1. Network of folded membranes that helps transport materials through the cell.
- 3. Spiral molecule that carries genetic instructions.
- 4. Movement of particles from high to low concentration without energy.
- 8. Structure found in cells that helps maintain the cell’s shape and internal organization.
- 10. Packages, modifies, and ships proteins.
- 11. The smallest basic unit of life that can carry out all the processes necessary for living things.
- 13. Threadlike structures made of DNA that contain genetic information.
- 15. Movement of substances across the cell membrane without using energy.
- 18. Long, whip-like structure that helps some cells move.
- 19. A specialized structure inside the cell that performs a specific job.
Down
- 2. Structure that breaks down food to release usable energy for the cell.
- 5. Movement of water across a selectively permeable membrane.
- 6. Wall Outer rigid layer that provides support, protection, and shape in plant cells.
- 7. Protein that speeds up chemical reactions in the cell.
- 8. Jelly like material inside the cell where organelles are found.
- 9. Controls what enters and leaves the cell.
- 12. Uses energy to move substances against the concentration gradient.
- 14. Tiny structure that helps cells break down waste materials.
- 16. Small structure that makes proteins.
- 17. A protective outer coating found around some bacterial cells.