Science crossword puzzle
Across
- 1. type of symbiosis.
- 3. tiny like objects.
- 4. a tiny nonliving organism that enters then reproduces.
- 7. reproduction involves 2 parents who combine their genetic material to produce a new organism.
- 9. temporarily bulge in cells.
- 10. eukaryotes that can not be classified as animals.
- 12. hairlike projections from cells that move with a wave like motion.
- 15. organisms that break down large chemicals on dead organisms into chemicals.
- 16. single celled organisms.
- 17. contains a jelly like substance.
- 21. food is heated, high enough to kill most harmful bacteria without changing the taste of the food.
- 22. A long whiplike structure.
- 24. eukaryotes that have cell walls.
- 25. an organism that provides a source of energy for a virus of another organism.
- 26. fission when one cell divides to form 2 identical cells.
- 27. Plant like protists.
Down
- 2. a close relationship with one different species.
- 5. a small ,rounded ,thick-walled ,resting cell that forms inside a bacterial cell.
- 6. unicellular.
- 8. the process of breaking down food to release its energy.
- 11. a virus that infects bacteria.
- 12. one bacteria transformed some of its genetic material into another bacterium.
- 13. vacuole A structure that collects extra water then expels it from the cell.
- 14. asexual reproduction.
- 18. contains of a fungus and either algae or autotrophic.
- 19. an organism that lives on or in a host and causes him harm.
- 20. chemicals that produce color.
- 22. bodies reproductive structures.
- 23. reproduction reproductive process that involves only one parent and produces offspring that are identical.
- 25. threadlike tubes that make up bodies of fungi.