Chapter One Lesson 2
| Description: | 5th grade Science |
| Category: | Science |
| Created by: | kgillsmith on 2008-02-21 |
| Stack ID: | 121309 |
| Flap 1 | Flap 2 |
| tissue | a group of cells that work together to perform a certain function |
| organ | a group of tissues that work together to perform a certain function |
| organ system | a group of organs that work together to do a job for the body |
| digestive system | the organ system that turns food into nutrients that body cells need for energy, growth, and repair. |
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