Across
- 1. the process by which a cell membrane surrounds a particle and encloses the particle in a vessel
- 3. a cell organelle composed of RNA and protein
- 5. respiration the process by which cells use oxygen to produce energy for food
- 8. transport the movement of substances across a cell membrane without use of energy
- 9. a cell organelle that contains digestive enzymes
- 11. the maintenance of a constantintenal state in changing environment
- 13. a group of similar cells that perform a common function
- 14. Transport the movement of substances across the cell membrane that requires the cell to use energy
- 15. the special,normal,or proper activity of an organelle part
- 16. a living thing
- 17. acid a molecule made up of substances called nucleotides
- 20. a green pigment that capture light energy for photosynthesis
Down
- 2. the arrangement of parts in an organism
- 4. in eukaryotic cells same number of chromosomes
- 6. theory the theory that states that all living things are made up of cells
- 7. the process in which a cell releases a particle
- 10. the diffusion of water through a semipermeable membrane
- 12. in eukaryotic cells it releases energy
- 18. a fat molecule thats similar properties
- 19. wall a rigid structure that surrounds the cell membrane and provides support for the cell
