Across
- 2. the base level; contains atoms, ions, molecules, macromolecules
- 3. the last level; works with others to do highly important jobs
- 5. the end goal of these levels
- 7. the building block of cells
- 10. a type of level 2
- 11. an example of the 4th level; pumps the vehicle that transports gases and nutrients to cells
Down
- 1. an organism with many cells
- 2. the 2nd level; the smallest living units of matter
- 4. the 3rd level; humans have 4 main types: connective, epithelial, muscular, nervous
- 6. the 4th level; humans have many of these structures which perform specific functions
- 8. the base building block of all matter
- 9. an example of the 5th level; supplies heart with blood