Across
- 4. anything that is part either environment and causes some
- 6. regulation of an organism's internal condition to
- 8. is anything that has or once had all the characteristics
- 10. biology comes from greek word bio, meaning life, and from
- 11. life.
- 12. the production of off off spring
- 13. is the process of natural changes that take place during
- 15. meaning study
Down
- 1. a group of organism that can breed with one another and
- 2. the reaction to a stimulus.
- 3. results in the addition of mass to an organism.
- 5. life of an organism.
- 7. things are arranged in a orderly way
- 9. of reaction by the organism.
- 14. fertile offspring.