Across
- 3. is caused by constant random movement of molecules from area of high to low concentration (Diffusion and Osmosis Wall)
- 4. All living things are made of(Living Things Wall)
- 7. Living things need and use to survive ( Living Things Wall)
- 8. is diffusion of water across a semipermeable membrane(Diffusion and Osmosis Wall)
- 9. The _____ system provides protection for soft, internal organs(Organ Systems Wall)
- 11. means having multiple cells(Living Things Wall)
- 12. The ___system sends electrical signals to the muscles(Organ Systems Wall)
Down
- 1. means having only one cell(Living Things Wall)
- 2. Living things produce offspring as part of reproduction (Living Things Wall)
- 5. The ____ is the primary organ of the respiratory system (Organ Systems Wall)
- 6. Is a stretchy tube that travels down the back of the throat (Organ Systems Wall)
- 10. The ___ is a muscular pump that circulates blood throughout the body (Organ Systems Wall)