Across
- 3. take in oxygen for the combustion of food and eliminate the carbon dioxide produced
- 4. is a colony of ciliates, some containing chlorophyll.
- 5. an armlike or foot like structure that helps the cell to move.
- 8. system controls body processes by using electrical impulses via a network of nerves.
- 12. separates the nucleus from the cytoplasm
- 14. moves by cytoplasmic streaming, surrounds food and engulfs it using pseudopods.
- 15. System disposes of dissolved waste molecules, the intestinal tract removes solid wastes,
- 18. an organism whose cells have a nucleus and other membrane-bound organelles
- 19. provides structure to the plant cell
- 21. contain chlorophyll that is make food for the plant cell
- 22. System moves all these substances to or from cells where they are needed or produced.
Down
- 1. a gellike material inside the cell; it contains water and nutrients for the cell
- 2. System uses chemical messages called hormones, which are released into the blood and regulate many bodily processes
- 4. are storage areas for the cell
- 6. the most complex and specialized of the protists. It moves by cilia.
- 7. System creates the force that enables the body to move and carry out different functions related to movement
- 8. directs the activity of a cell; it contains chromosomes with the DNA
- 9. System provides the support for movement and protection of internal organs
- 10. system protects cells from microscopic invaders.
- 11. a microscopic single-celled organism that has neither a distinct nucleus with a membrane nor other specialized organelles
- 13. moves by a flagellum, known for a unique feature-- an eEuglena- moves by a flagellum, known for a unique feature-- an eyespot, some contain chlorophyll and are common in freshwater.
- 16. break down food and release energy to the cell
- 17. forms the outer boundary of the cell and allows only certain materials to move into or out of the cell
- 20. System enables the organism to make more of its kind.