Across
- 2. cross hybridization using two traits with two alleles each
- 3. a sleeveless garment like a cloak but shorter
- 6. cell division that produces reproductive cells
- 7. system the sensory and control apparatus consisting of a network of nerve cells
- 10. a part of the cell responsible for growth and reproduction
- 12. a root-like attachment in parasitic plants that penetrates and obtains food from the host
- 13. the act of dispersing something
- 16. diffusion of molecules through a semipermeable membrane
- 17. taxonomic group whose members can interbreed
- 19. cast off hair, skin, horn, or feathers
- 20. the thin, watery outer layer of a cell
- 21. an organism's orienting response to light
- 22. aggregate of small organisms that float or drift in water
- 23. the science dealing with the functioning of organisms
- 24. embryonic leaf in seed-bearing plants
Down
- 1. the act of making copies
- 3. a change or alteration in form or qualities
- 4. lacking affinity for water
- 5. the process by which a cell divides into two smaller cells
- 8. the environment as it relates to living organisms
- 9. any toxin that affects neural tissues
- 11. when one organism benefits from another by causing damage
- 14. small, hard part of a plant from which a new plant can growspecies
- 15. rich soil consisting of sand, clay and organic materials
- 18. the earth science that studies fossil organisms