DNA and RNA are key to this puzzle that helps middle schoolers review basic protein synthesis terms like 'codon' and 'enzyme' with clear, simple clues.
Human Circulatory System Crossword Puzzle for Teachers is a medium crossword puzzle with 14 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.
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Human Circulatory System Crossword Puzzle for Teachers
Enhance your biology lessons with this medium-difficulty crossword focused on the human circulatory system. Includes essential terms like arteries, valves, and plasma, perfect for educators.
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Across
- 1. Protein in red blood cells that binds oxygen
- 2. Lower heart chamber that pumps blood out
- 3. Tiny blood vessels where exchange of gases occurs
- 4. Blood cell involved in clotting
- 6. Essential gas carried by red blood cells
- 8. Upper chamber of the heart that receives blood
- 11. Rhythmic throbbing of arteries caused by heartbeat
- 12. Blood vessel that carries oxygen-rich blood away from the heart
Down
- 5. Process of blood flow throughout the body
- 7. Arteries that supply blood to the heart muscle
- 9. Largest artery in the body
- 10. Liquid component of blood that carries cells and nutrients
- 13. Blood vessel that carries blood toward the heart
- 14. Structure in veins and heart preventing backflow of blood
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