Across
- 2. Organ that allows gas exchange in animals
- 5. System that collects and processes information
- 7. Gives a plant support and transports nutrients
- 9. Similar cells grouped together
- 11. The process by which the inside of the body maintains stable conditions
- 13. System that removes waste from the body
- 16. System that takes in oxygen/releases CO2
- 17. Smallest level of organization
- 18. Plants make sugar during this processes
- 19. Gathers information about an animals environment
Down
- 1. Formed by different tissues functioning together
- 3. A sugar made during photosynthesis
- 4. Tiny openings in a plant's leaves/ allows for gas exchange to take place
- 6. Main site of photosynthesis in a plant
- 8. System that breaks down food
- 10. Animals are born knowing these behaviors
- 12. A living thing
- 14. System that delivers oxygen to all cells
- 15. A group of organs that work together
- 16. Water and nutrients enter the plant here