Across
- 1. plant tissue that transports nutrients up and down
- 3. a part of the cell responsible for growth and reproduction
- 6. when one organism benefits from another by causing damage
- 7. holds nucleotide bases together
- 10. biomolecule that gives short term energy
- 11. an organism's response to light
- 12. the process by which a cell divides into two new cells
- 14. organelle in which photosynthesis takes place
- 15. when both organisms benefit from eachother
- 17. organisms interacting with their physical environment
- 19. a type of reproduction that occurs with only one parent
- 20. the study of life
Down
- 2. cell division that produces reproductive cells
- 4. a threadlike strand of DNA that carries genes
- 5. a process used by plants and other organisms to convert light energy into chemical energy
- 8. diffusion of molecules through a semipermeable membrane
- 9. plant tissue that transports water only up
- 13. when one organism benefits from another organism, but the other stays unaffected
- 16. part of DNA controlling physical characteristics and growth
- 18. a type of reproduction that occurs with two parents