Cells and Homeostasis Review
Across
- 3. type of protein that affects the rate of chemical reactions
- 6. controls the body
- 8. made of organs; make up organisms
- 10. breaks down food
- 13. works with the nervous system to control body
- 15. defense against disease-causing pathogens
- 18. mark pathogens for destruction
- 20. basic unit of life
- 21. recognizes signals
- 24. to make
- 25. like a thermostat, turns systems on and off to maintain homeostasis
- 27. simple sugar
- 30. the powerhouse of the cell
- 31. carries gasses and nutrients throughout the body
- 32. exchanges gases
- 33. lets things into and out of the cell
- 35. sunlight + CO2 + H2O --> Glucose + O2
Down
- 1. glucose + O2 --> energy (ATP) + CO2 + H2O
- 2. ability of an organism to maintain a stable internal balance
- 4. small "mini organs" inside of a cell
- 5. all the chemical reactions that occur within the cells
- 7. make protein
- 9. where photosynthesis occurs
- 10. minor adjustments within an organism to maintain homeostasis
- 11. movement of molecules requiring energy
- 12. made of dead or weakened virus
- 14. made of cells; make up organs
- 16. foreign invader
- 17. control center of the cell
- 19. contains carbon and hydrogen
- 22. removes wastes
- 23. gel-like substance that fills a cell
- 26. made of tissues; make up organ systems
- 28. store waste and water
- 29. made of amino acids
- 34. movement of molecules from high concentration to low concentration