Cells and BodySystems

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Across
  1. 2. Purpose or task.
  2. 5. A physical characteristic or behavior of a species that increase the species'chances of survival in a particular environment.
  3. 6. foot-like projections on an amoeba;used for movement and capturing food.
  4. 7. Tiny tissue vessels that connect arteries to veins:one cell layer thick and extremely narrow.
  5. 8. An individual living thing in life.
  6. 11. An individual cell that looks like an elongated slipper.But it moves like a cila.
  7. 13. chemical and gaseous waters from the body;involves organs from other bodily systems.
  8. 16. Optical device used for viewing very small objects;has at least two lenses;the objective lens and the eyepiece lens.
  9. 18. To keep certain types of species living.
  10. 22. Contents of the cell inside the cell membrane excluding the nucleus;contains nutrients the cell need to survive.
  11. 23. Tissue of a brain,spinal cord,and nerves.
  12. 24. An organ system not mentioned in the endocrine.
  13. 25. Organelle that directs all the activities in a cell.
Down
  1. 1. A group of specialized cells.
  2. 3. Protects body's internal environment from the external environment.
  3. 4. Supplies blood with oxygen from the outside air and removes carbon dioxide from your blood.
  4. 9. A group of tissues that work together to perform a certain task.
  5. 10. A group of organs working to perform a certain task or thing.
  6. 12. blood cells specialzed to fight infection.
  7. 14. wall Outer covering of a cell that provides strength and support;Found only in plant cells.
  8. 15. Tissues connecting or serving the muscle with a bone or part.
  9. 17. A living thing.
  10. 19. Coordinates and controls all the organs and organs systems;detects ,processes,and responds to the stimuli.
  11. 20. Organelles that store water and other substances required by a cell.
  12. 21. painful sores on the stomach lining often caused by the micro-organism.