Across
- 2. A small unit that joins to form polymers.
- 5. (ER): Makes and moves proteins/lipids.
- 10. DNA or RNA; stores genetic information.
- 12. Movement of molecules using energy (ATP).
- 13. Sugar or starch; main energy source.
- 15. Control center of the cell; holds DNA.
- 16. Rigid outer layer in plants; gives support.
- 18. Molecules moving without energy.
- 20. Organelle in plants that does photosynthesis.
- 22. Breaks down waste and old cell parts.
- 23. Movement of water across a membrane.
Down
- 1. A protein that speeds up chemical reactions.
- 3. study of living things
- 4. Thin layer that controls what enters/leaves the cell.
- 6. “Powerhouse” of the cell; makes energy (ATP).
- 7. Molecule made of amino acids; builds and repairs the body.
- 8. Fats and oils; store energy and make membranes.
- 9. Process of linking monomers into polymers.
- 11. The basic unit of life.
- 14. Packages and ships proteins and other molecules.
- 17. Storage sac for water, food, or waste.
- 19. Makes proteins.
- 21. The spot on an enzyme where a substrate fits.