Across
- 3. the study of life
- 5. a reaction to movement
- 7. a group of animals
- 8. arranged in a orderly way
- 10. creates movements
- 11. natural change that takes place in the life of the organism
Down
- 1. keeps a certain condition inside their body
- 2. to change to the enviroment
- 4. produces new organisms
- 6. adds mass to the organism
- 9. something that reproduces and keeps internal condition