P4c-joylyn

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Across
  1. 5. system allow exchenge of glass in the lungs
  2. 7. system work with the bones to help the body move.
  3. 9. is the smallest unit in life.
  4. 10. relax and become longer and thinner.
  5. 11. to protec our brain.
Down
  1. 1. contracts beco.e shorter and fatter.
  2. 2. make up organ such as ur eyes and your stomach.
  3. 3. organ work together to form a body system.
  4. 4. joints let you bend and straighten your limb.
  5. 6. system control all body function.
  6. 8. collection of the same kind of cell forms a tissue.
  7. 10. socket join allow a lot of movement.