Biology
Across
- 2. The largest cell in the blood
- 3. How cell pass around minerals
- 6. The most common cell in the blood
- 9. Keep the blood in veins from flowing backwards
- 11. an element that cells need
- 12. The exertion of force upon a surface
- 13. The thickest blood vassal
- 14. Has thin walls that go into the heart
Down
- 1. an compound that is excreted
- 4. A system that circulate blood around the body
- 5. A red liquid in the body
- 7. One cell sized blood vassal
- 8. Pumps blood around the body
- 10. Where blood gets it's oxygen
- 13. A heart condition