Across
- 2. fish
- 4. double
- 5. cartilage
- 8. flat
- 9. "cell eating" of large particles
- 11. worm
- 13. (2 words) passive movement of a substance down a concentration gradient and across a cell membrane that requires a carrier protein
- 15. the clear, viscous fluid of the cell
- 16. a method of classifying organisms based on their evolutionary relationships
- 18. process by which the body produces new cells fro growth and to replace worn out and damaged cells; results in tow daughter cells that are identical to the parent cell
- 19. life
Down
- 1. hair-like appendages on the cell membrane
- 3. the single set of chromosomes found in gametes
- 4. even
- 6. the site of protein synthesis
- 7. (2 words) sheets of cells that cover or line other tissues
- 10. uneven
- 12. membrane bound sacs formed from other membranes
- 14. digits
- 17. bone