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| 1. | This looks like a thin line that surrounds the whole cell. |
| 3. | All living things are called. |
| 5. | Is found in most bones and makes red blood cells. |
| 7. | A liquid inside the cell which has grainy-looking bits in it. |
| 9. | Cells which carry oxygen to all the cells of your body. |
| 11. | This tissue makes up your brain, spinal cord, and nerves. |
| 12. | The smallest known functioning unit of life. |
| 15. | This system connects all other organ system. |
| 16. | A group of organs working together to perform a specific task. |
| 19. | A Snowshoe hare's fur changing colour from summer to winter is an example of an ____________. |
| 20. | The sum of all the different processes that happen in an organism. |
| 21. | This system breaks down food pieces so they can be absorbed and transported through the body. |
| 25. | A membrane which allows some particles to pass through and not others. |
| 26. | Are called a plant cell's "solar panels". |
| 27. | Substances that provide the energy and materials that organisms need to grow, develop, and reproduce. |
| 29. | Organisms that are made up of only a single cell. |
| 32. | This tissue covers the surface of your body and the outside of your organs. |
| 35. | All living things are made up of _______________. |
| 36. | Also called a cell's "command centre". |
| 37. | Similar cells combine to form ___________. |
| 38. | Anything that causes a response in an organism. |
| 40. | Where a cell's chemical reactions occur that convert the energy the cell recieves into a form it can use. |
| 41. | Common unicellular organisms that live in water. |
| 42. | This system coordinates and controls the actions of all organs and organ systems. |
| 44. | Used by amoeba to move around and capture food. |
| 45. | This system contains the kidneys, bladder, lungs, skin, and liver. |
| 47. | A group of tissues that work together to perform a specific function. |
| 48. | Each structure has a specific _______________. |