Science

3. an important organ in your head
4. h20 diffusion where water moves from an area of high to low concentration
8. a group of tissues that work together to perform a job
11. a relationship in which one organism benefits and the other is harmed
12. when water goes from liquid to a gas
13. a relationship in which one organism benefits and the other is neither harmed nor benefits
14. a group of cells that works together

1. a nonliving thing that hijacks cells and duplicates itself before destroying the cell
2. an organelle that creates energy in the cell: the powerhouse of the cell
5. the system in your body that breaks down food into energy
6. a tool used to help us see small things
7. the process of water going from gas to liquid
9. living things in an ecosystem
10. a group of organs that work together
11. an organism that creates its own food