Across
- 3. the arrangement of parts in an organism
- 5. a cell organelle composed RNA and protein the site of protein synthesis
- 6. a fat molecule
- 8. a structure that surrounds the cell membrane and provides support to the cell
- 9. a molecule made up of subunits called nucleotides
- 10. an organelle found in a plant and algae cells where photosynthesis occurs
- 11. the special, normal, or proper activity of an organism
- 12. a group of organs that work together to perform body functions
- 15. a substance that can’t be broken
- 16. the movement of a substance across a cell membrane without the use of energy by the cell
- 17. a group of similar cells that perform a common function
- 18. a molecule that is made up of amino acids
- 19. a living thing that can carry out life process independently
Down
- 1. the maintenance of a constant internal state in a changing environment
- 2. a covalently bonded compound that contains carbon
- 4. a cell organelle that that help
- 6. a cell organelle that contains digestive enzymes
- 7. the process by which cell use oxygen to produce energy food
- 13. smallest unit of an atom
- 14. the diffusion of water through a semipermeable membrane