Across
- 6. important organ to detox part of the excretory system
- 10. Lack of iron in blood
- 12. taking in nutrition, protein, vitamins
- 13. simple substances to more complex
- 15. motion
- 17. balance blood sugar (glucose)
- 18. Lowers blood sugar
- 19. need iron to make it
Down
- 1. tired, weigh gain
- 2. it tells the thyroid to release it's hormone
- 3. Only life process not needed for survival
- 4. help break things down
- 5. system of cell
- 7. They don't make it's own food
- 8. system of cell
- 9. blood back to the heart
- 11. requires oxygen o2
- 14. elimination of feces, undigested food
- 16. calcium, magnesium, iron