Body Systems & Genetics Review Crossword Puzzle

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Across
  1. 8. the central organ of the nervous system
  2. 9. characteristic which is overrules by the dominant trait
  3. 11. a group of organs that work together to perform a specialized function
  4. 13. something that is learned or developed
  5. 14. all the bones in the body make up this body system
  6. 15. this system works with the skeletal system to protect the body's organs and to assist with movement
  7. 16. the most basic unit in all living things
  8. 17. organisms with only one cell, such as bacteria
  9. 20. the study of heredity
  10. 22. characteristic which overrules the lesser trait
  11. 24. distinguishing qualities or properties of something
  12. 25. chambers in the chest cavity where oxygen and carbon dioxide are exchanged
Down
  1. 1. consisting of the brain, spinal cod, and nerves this system gives to and receives from the rest of the body signals
  2. 2. any living thing
  3. 3. diagram used to predict the chance of which trait will be visible
  4. 4. another word for the heart muscle that pumps blood throughout the body
  5. 5. this system brings in oxygen for the cells to use
  6. 6. the stomach and intestine are part of this system
  7. 7. blood vessel that brings blood back to the heart
  8. 10. the process of passing on traits
  9. 12. organisms with more than one cell, like plants, animals, and humans
  10. 18. blood vessel that carries blood away from the heart
  11. 19. - set of instructions that tell the organism how to develop traits and features
  12. 21. this system brings oxygen and nutrients to all the body's cells and take away the cells' waste
  13. 23. passed down from parents to their offspring