Across
- 2. - autotrophs use the sun to make it
- 5. - ability to detect changes and react to them
- 6. another word for heterotroph
- 8. - a unicellular organism
- 10. - autotrophs use chemical reactions to make it
- 12. - a living thing with multiple ------
- 15. - an animal that can't produce its own food
Down
- 1. - another word for autotroph
- 3. - internal environment
- 4. - a primitive cell without a nucleus
- 7. - an advanced cell with organelles
- 9. - 100% of one parents DNA
- 11. - 50% of each parents DNA
- 13. - an animal that produces its own food
- 14. - a living thing with a single ------