Across
- 5. iron-rich protein that carries oxygen
- 6. organ that makes and destroys substances
- 10. organ that pumps blood through blood vessels
- 12. small jellybean-shaped parts that are used for respiration
- 13. how an organism detects changes in things inside and around it
- 14. a watery jelly, inside cells where new substances are made
Down
- 1. chemical process that happens inside body cells to release energy
- 2. feature of something that allows it to do a job (function) or allows it to survive
- 3. make food for the plant
- 4. organ that helps with breathing
- 7. when organisms have young (or offspring)
- 8. another word for ‘job’
- 9. controls what the cell does
- 11. organs that remove wastes from the blood to produce urine