Across
- 4. A type of blood vessel that takes blood under pressure away from the heart.
- 5. A type of blood vessel that brings blood back to the heart, it has valves in it.
- 7. Deoxyribonucleic Acid – the molecule that contains the genetic information of a person.
- 8. An organ that continuously pumps blood through the body.
- 9. An organelle that contains genetic material (DNA) and controls the processes of the cell.
- 11. cell A complex cell that contains a nucleus and membrane-bound organelles
- 13. The building block of living organisms.
- 14. A structure within a cell that has a specific function.
- 15. System The organ system that controls the flow of blood throughout the body.
- 17. The type of cell division that produces two identical daughter cells and is used to grow and repair the body.
Down
- 1. An organelle in cells where energy is produced.
- 2. System The organ system that controls the inhalation of oxygen and the exhalation of carbon dioxide gases.
- 3. cell A primitive single-celled organism that has no nucleus
- 6. A collection of organs and structures that have a specific function within the body.
- 10. An organelle found in plant cells that transforms solar energy into chemical energy
- 12. membrane A structure that helps form the shape of the cell and controls what enters and leaves the cell.
- 15. The smallest of the blood vessels with a wall only one cell thick to allow for gas exchange and the movement of wastes and nutrients.
- 16. A cell organelle where protein production takes place.