Biology Knowledge Acquistion Activity

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Across
  1. 2. System that helps protect the body from diseases
  2. 3. System that supports the body; protects internal organs; allows movement
  3. 5. System that works works with the skeletal system to produce voluntary movement
  4. 7. Sytem that brings oxygen needed for cellular respiration and removes excess carbon dioxide from the body
  5. 9. System that transports oxygen, nutrients, hormones to cells
  6. 10. System that recognizes and coordinates the body's response to changes in its internal and external environments
  7. 11. A group of different types of tissues that work together to perform a single function or several related functions
  8. 12. A group of cells that perform a single function
  9. 13. Tissue that linesthe interior and exterior body surfaces
Down
  1. 1. Systems A group of organs that perform closely related functions
  2. 2. System that guards against infection and injury and ultraviolet radiation from the sun
  3. 4. Basic unit of structure and fucntion in living things
  4. 6. Tissue that provides support for the body and connects its parts
  5. 8. Movements of the body are possible because of this type of tissue