Across
- 4. Macromolecule that stores information: _____ acid
- 9. Whip-like tails found in single-celled organisms for movement
- 12. Makes proteins
- 14. The portion of the endoplasmic reticulum that is free of ribosomes
- 15. A living thing, such as a plant or animal
- 18. Process that plants use to convert solar energy into chemical
- 20. transportMovement of ions etc. across a cell membrane, energy required
- 21. This jelly-bean shaped organelle breaks down food molecules for energy
- 22. Used for stored energy; made of fatty acids
Down
- 1. wall Strengthens the cell and provides shape
- 2. This organelle acts as the cell's 'brain'
- 3. Movement of molecules from high to low concentrations
- 5. Site of photosynthesis
- 6. Maintenance of a stable internal environment
- 7. Barrier between cells and the environment
- 8. C6H12O6
- 10. An organelle containing digestive enzymes
- 11. The repeating unit of a polymer
- 13. Large macromolecule formed from monosaccharides
- 16. A type of catalyst with a three-dimensional active site
- 17. Packages and exports proteins
- 19. The sequence of amino acids represents this structure of a protein