Across
- 2. important extracellular matrix protein
- 4. study of tissues
- 5. eyelashlike filament
- 8. acting on one's will
- 9. cells that function as a unit
- 12. allows the exchange of ions
- 13. made of big droplets of lipids
- 18. attaches muscle to bone
- 19. occurs naturally in the connective tissues
- 20. germ layer that rises during gastrulation
Down
- 1. most common cell type in connective tissue
- 3. holds together a joint
- 6. against one's will
- 7. body fat that is activated when cold
- 10. makes sweat, tears, and saliva
- 11. examines bodies and body tissues
- 14. outer layer of cells during early embryo development
- 15. gland found in skin, breast,eyelid, and
- 16. substance between cells
- 17. innermost of the three germ layers