Across
- 2. Cell _______________, a flexible barrier that allows materials in and out of a cell
- 7. The thick jelly-like fluid within the cell
- 8. Type of cell that transfers signals between the body and the brain
- 9. A body system that contracts and expands for movement
- 10. A body system that covers, protects, and stretches
- 12. ______ Blood Cells, the large blood cells that fight infection
- 14. _______ Blood Cells, the blood cells that deliver oxygen to the body
- 15. Process that delivers extra blood and fluid to an injured area
Down
- 1. Living things are made of ____________.
- 3. A body system that delivers nutrients and oxygen to growing cells
- 4. The central structure in a cell that contains DNA/Instructions
- 5. A body system that provides strength and structure to the body
- 6. The liquid part of blood that delivers nutrients and carries away waste
- 11. What cells need so that they can split and make more cells
- 12. Cell _________, a rigid structure found in plant cells that allows materials in and out
- 13. A part of blood that helps clot blood and create scabs