An easy protein synthesis crossword puzzle designed for high school students. Focuses on key terms including DNA, RNA, codon, and amino acids to reinforce basic concepts.
Human Circulatory System Crossword Puzzle for Middle School is a medium crossword puzzle with 12 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 Middle School
Explore key parts of the human circulatory system with this medium-difficulty crossword designed for middle schoolers. Includes heart structures, blood vessels, and functions.
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Across
- 1. The two lower chambers of the heart
- 4. Tiny blood vessels where exchange of oxygen and nutrients occurs
- 6. Blood vessels that carry blood away from the heart
- 9. Main organ that pumps blood through the body
- 10. Fluid that transports oxygen, nutrients, and wastes
Down
- 2. Structure in the heart that prevents blood from flowing backward
- 3. Blood vessels that carry blood back to the heart
- 5. Type of circulation between heart and lungs
- 7. The two upper chambers of the heart
- 8. The liquid part of blood that carries cells and nutrients
- 11. Blood cells that carry oxygen (two words combined)
- 12. Gas carried by red blood cells to body tissues
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