Across
- 6. Aids the transport of materials through the cell.
- 7. The ___ and flagella are two methods used by cells for movement.
- 8. Primitive cells that have no nucleus or membrane bound organelles.
- 9. Diffusion of water across a semi-permeable membrane.
- 14. When wastes and cell products are transferred out of the cell.
- 15. Phagocytosis is an example of this.
- 19. Cells placed in salt water tend to dehydrate and ?
- 22. Network of protein fibers and tubes extending throughout the cytoplasm . Gives the cell support.
- 24. Scientist who said that all animals are composed of cells.
- 27. Organelles primarily involved in cell division.
- 28. Where photosynthesis occurs.
- 31. A structure in cells that may store food, waste or water.
- 36. Structures that contain hereditary information.
- 37. Specialized vacuole that removes excess water from a cell.
- 38. When a solution contains more dissolved solute that the solution to which it is being compared, it is referred to as ___.
- 39. Provides support and protection in plant cells, composed of cellulose.
Down
- 1. Where protein sythesis occurs.
- 2. The swelling or bursting of a cell due to the gaining of water.
- 3. The maintanence of a stable set of internal conditions.
- 4. Molecules are packaged and shipped out of the cell by the ___ apparatus (bodies).
- 5. Directs the activities of the cell.
- 6. When the movement of molecules moving into the cell is equal to the movement of molecules moving out of the cell.
- 10. Organelle where cellular respiration is releasing energy.
- 11. In an organ ___ several organs work together.
- 12. The movement of water from an area of high concentration to an area of low concentration.
- 13. Water pressure in a plant cell.
- 16. Large polysaccharide molecule that can't pass through a cell membrane.
- 17. Scientist who observed cork cells and named them cells.
- 18. Cell membranes are permeable to __ molecules.
- 20. The endoplasmic reticulum embedded with ribosomes.
- 21. Type of transport that requires energy and moves against the concentration gradient.
- 23. Group of cells similar in structure and activity.
- 25. Scientist who said all new cells come from existing cells.
- 26. Plastid where starch is stored.
- 29. Osmosis and diffusion are examples of this type of transport.
- 30. Membrane that allows certain molecules to pass through but prevents other molecules from passing through.
- 32. __ vacuoles are only found in plants.
- 33. Where food is digested and worn out cell parts are recycled.
- 34. Process in which the cell membrane surrounds and engulfs a food particle. (ex: Amoeba and white blood cells)
- 35. Thick clear fluid that holds organelles in place.