Across
- 4. Cell joining to form a cell
- 7. single celled organism
- 9. organisms have a balance of body parts
- 10. protist infects the red blood cells
- 12. two parents needed
- 13. Studied heredity
Down
- 1. organisms that benefit from living
- 2. tiny cell structure that carries out a specific function
- 3. an organism react in some way
- 5. animals without a backbone
- 6. animals with a backbone
- 8. one form of asexual reproduction
- 11. one parent needed