Across
- 2. The body’s way of digesting food
- 5. The ability to make things move or change
- 9. The system that works as a transport for molecules
- 10. A molecule that organisms get from the air or water around them and use to release energy
Down
- 1. A set of interacting part forming a complex whole
- 3. The system that breaks down food
- 4. The system that takes in oxygen and lets out carbon dioxide
- 6. The molecules that build up starch
- 7. A group of atoms joined in a particular way
- 8. The parent of amino acids
