This easy crossword puzzle helps kids in grades 3-5 learn about protein synthesis and DNA basics with common words and simple clues.
Human Circulatory System Crossword Puzzle for Middle School is a medium 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 Middle School
Explore the human circulatory system with this medium-difficulty crossword designed for 6th-8th graders. Learn key terms about blood flow, heart parts, and vessels.
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Across
- 1. Structure in the heart that prevents blood from flowing backward
- 2. Gas transported by red blood cells to the body’s tissues
- 4. The liquid part of blood that carries cells and nutrients
- 5. Muscular organ that pumps blood throughout the body
Down
- 3. Tiny blood vessel where oxygen and nutrients are exchanged
- 6. Blood vessel that carries blood back to the heart
- 7. Blood vessel that carries blood away from the heart
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