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 High School is a easy crossword puzzle with 8 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 High School
An easy biology crossword puzzle focused on the human circulatory system. Perfect for high school students to learn key terms like heart, veins, and blood.
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Across
- 1. Organ that pumps blood throughout the body
- 2. Red liquid that carries oxygen and nutrients
- 4. The liquid part of blood
- 5. Gas carried by blood to cells
- 6. Rhythmic throbbing of arteries as blood flows
Down
- 3. Tiny blood vessels where exchange of materials happens
- 7. Blood vessels that carry blood away from the heart
- 8. Vessels that carry blood back to the heart
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