Structures and Functions

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Across
  1. 3. is a type of membrane transport that does not require energy to move substances across cell membranse
  2. 4. a group of organs that work together to perform an important function of the body
  3. 8. to move goods or people from one place to another
  4. 10. an organism that can survive as a single cell
  5. 12. a part of the circulatory system that function to transport blood throughout the body
  6. 14. another term for the circulatory system
  7. 16. an organ that forms the skeleton
  8. 23. the group of organs that work together to move blood throughout the body
  9. 27. a layer on the outside of the cell that holds the cell together
  10. 29. the organ in the digestive system that finishes breaking down food with digestive juices and absorbs nutrients
  11. 30. the two organs in the respiratory system that take oxygen from the air and release waster gases into the air
  12. 31. the group of organs that work together to take oxygen and release waste gases
Down
  1. 1. a group of cells that works together on a similar job
  2. 2. the tube in the digestive system that connects the mouth and the stomach
  3. 5. a science tool that uses lenses to make tiny things look larger
  4. 6. the control center of a cell that contains DNA
  5. 7. plants and animals that have different cells to carry out different functions
  6. 9. where digestion begins
  7. 11. the tube in the respiratory system that connects the mouth and the nose with the bronchi
  8. 13. the group of bones, cartilage, and other tissues that work together to hold the body up, give it shape, protect inner organs, make blood cells and produce movement when muscles pull on bones
  9. 15. the group of organs that work together to break down food down into nutrients the body can use
  10. 17. the jellylike substance that fills the cell membrane
  11. 18. an organ in the muscular system that contracts and relaxes to produce movement
  12. 19. the group of organs that cause movement of body parts
  13. 20. a group of tissues that work together to perform a particular function
  14. 21. the organ in the circulatory system that pumps blood throughout the body
  15. 22. the body's primary organ of smell and also functions as part of the body's respiratory system
  16. 24. the organ in the digestive system that removes water from undigested wastes before they leave the body
  17. 25. requires energy to move a substance into or out of a cell
  18. 26. the basic building blocks of life
  19. 28. a tissue made of blood cells floating in a liquid: carries materials throughout an animal's body
  20. 29. the organ in the digestive system that churns food and mixes it with digestive juices