Across
- 1. produces antibodies
- 9. produced in the bone marrow
- 13. builds and repairs tissues and cells
- 15. energy source
- 16. time to produce during this time The antigen multiplies
- 17. bacteria or viruses that invades your body
- 18. narrow tube that carries food from your throat to stomach
- 19. the ability of a material to change its shape
- 20. the ability of a material to keep its shape
Down
- 2. move freely around each other(must stay in contact)
- 3. move freely and will either fill up squeeze into available space
- 4. it’s to increase the self life of foods
- 5. two forces that tend to twist
- 6. transport blood towards the heart
- 7. has two daughter cells
- 8. transport blood away from the heart
- 10. where urine is collected
- 11. the ability of a material to resist scratches and indentation
- 12. help maintain the constant composition of the blood
- 14. forces that tend to stretch or pull