Across
- 6. Strong outer layer of a cell
- 10. Made of 1, 2, or a chain of sugar molecules
- 12. Moving water Molecules through a membrane
- 14. Reactions that convert energy in food into a usable form of energy
- 15. Flimsy outer layer protecting the inside of a cell
- 19. When glucose is broken down into smaller molecules
- 20. Reaction cells use when low on oxygen to obtain energy
- 22. Formed from long chains of nucleotides
- 23. When a cell takes in a substance by surrounding it with membrane
- 24. Structure containing cell DNA and controlling cell activity
Down
- 1. Moving substance through the cell using the cell's energy
- 2. Movement of substance through the wall of the cell without using energy from the cell
- 3. Used by plant cells to obtain energy from light, water, and carbon dioxide in the chloroplast
- 4. Formed when other molecules form together
- 5. Movement of substance to a point of lower concentration from a point of higher concentration
- 7. Long chains of amino acid
- 8. Molecules passing through the cell using special substances
- 9. Special proteins helping large molecules enter a cell
- 11. This states that all living things are made of cells, which are the smallest unit of life, and all cells are made from existing cells
- 13. Tiny organism in a cell with a specific job to help a cell
- 16. Large molecule unable to dissolve in water
- 17. Uses energy from the sun during photosynthesis to produce glucose and oxygen
- 18. Liquid in a cell helping to protect and support parts of a cell
- 21. When a cell releases its contents outside of the cell