Across
- 2. living entity consisting of organ systems
- 7. molecules inside cells that contain genetic information
- 10. made from groups of cells
- 11. what is a group of organs called?
- 12. a very large molecule that contains lipids and proteins, etc..
Down
- 1. made from a collection of tissues
- 3. comes after atoms in the hierarchy
- 4. organ system that creates red and white blood cells
- 5. what is the ranking of body systems called
- 6. smallest unit of matter
- 8. organ system that sends signals throughout the body
- 9. organ system that works with the skeletal for movement