Cells and Systems - Cairene M

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Across
  1. 2. something that is biological and living
  2. 5. the smallest organisms in the body
  3. 6. transports oxygen-poor blood to the heart
  4. 8. an organism with only one cell
  5. 11. the act of making more of a species
  6. 13. these are the smallest blood vessels in your body
  7. 14. these transport oxygen-rich blood to the body
  8. 15. your body has many of these, your heart being one of them
Down
  1. 1. the compression of molecules with less and more liquid
  2. 3. an organism with more than one cell
  3. 4. many parts of the body, such as muscles, are made of this
  4. 7. makes your cells work hard to eliminate
  5. 9. the healthy component in food items
  6. 10. spreading out across a large sur
  7. 12. grants you immunity to diseases