Body Systems
Across
- 3. an organism that is only made of one cell
- 6. holds DNA inside of a cell
- 11. hold water, food and waste in a cell
- 12. organelle that performs cellular respiration to break down food and make energy
- 14. the invention that helped us learn about cells
- 16. this system works closely with the circulatory system to deliver food to all your cells
- 17. where all cells come from (2 words)
- 19. system that contains the heart and blood vessels
- 20. the basic building block of life
Down
- 1. the level of organization made up of a group of cells
- 2. The body system is made of the brain nerves and spinal cord
- 4. this system is responsible for making blood cells
- 5. this system pulls on bones to get your body to move
- 7. the process that takes sunlight, water and carbon dioxide to make food
- 8. an organelle that breaks down and recycles unused materials in a cell
- 9. means maintaining internal stability
- 10. what is made when all body systems come together
- 13. a structure that is in plant cells only
- 15. makes up a cell
- 18. something your cells need to do cellular respiration