CELLS

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Across
  1. 4. ____________ is made up of various organs working together.
  2. 5. Bone cells make up the bones that _____ our body.
  3. 6. __________ is made up of various tissues that work together.
  4. 10. ___ a special device to see objects that are too small to be seen by naked eyes.
  5. 11. ___ carry information that determines the traits of a person.
  6. 12. ___ is a basic unit of life.
Down
  1. 1. Red blood cells _________ oxygen to our body cells.
  2. 2. _________ is formed from cells with similar functions.
  3. 3. ________ site where most cell activities take place.
  4. 7. _____ contains genes which store information that is passed from parents to their children.
  5. 8. Muscle cells release energy that allows us to ________
  6. 9. membrane _______ controls substances entering and leaving the cell.