Down |
2. | All of the chemicals that living things need. |
3. | These proteins help speed up chemical changes |
5. | By observing ____, you can determine whether something is living or nonliving. |
8. | The basic units of life. |
9. | The process of straining food out of water. (2 Words) |
11. | Groups of similar cells that work together. |
13. | An animal with a backbone |
14. | Invertebrates that have jointed legs. |
16. | These are flowering plants. |
17. | A relationship where one organism benefits and the other in unaffected. |
18. | This part of a plant allows gases to enter and leave a leaf. |
19. | These plants do not have tubelike structures to transfer water. |
20. | The movement of water in cells from an area of high concentration to an area of low concentration. |
23. | This carries water and minerals from roots to other parts of a plant. |