Cell Structure Review

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Across
  1. 2. The small part inside a cell
  2. 5. Filters the blood and removes waste.
  3. 9. Holds the DNA in a cell, which controls the cell.
  4. 11. Transports oxygen, carbon dioxide, and nutrients
  5. 13. An organism made of more than one cell
  6. 14. Only in plant cells, and uses sunlight to make sugar for the plant (which is photosynthesis).
  7. 16. A group of similar tissues working together.
  8. 18. sends signals to and from the brain
  9. 19. Uses sugar to make energy for the cell.
  10. 20. Takes in oxygen and gets rid of carbon dioxide.
  11. 21. when mitochondria break down sugar to make energy.
  12. 22. when chloroplast use sunlight to make sugar
Down
  1. 1. An organism made of only one cell
  2. 3. Any living thing
  3. 4. The building blocks of life, smallest part of a living thing
  4. 6. provides structure and support
  5. 7. Outer covering of a cell that lets some things in and keeps other things out.
  6. 8. moves the body
  7. 10. Gel that fills the inside of the cell.
  8. 11. n plant cells; not animal cells. Provides structure and support.
  9. 12. A group of similar cells working together.
  10. 15. A group of similar organs working together.
  11. 17. Breaks down food and gets rid of the waste.