Life crossword

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Across
  1. 3. removing of waste from the body
  2. 5. Copying or producing a replica
  3. 6. Movement of inhaling or exhaling
  4. 7. Process of getting bigger
Down
  1. 1. Act of moving from place to place
  2. 2. Process of nourishing the body
  3. 4. The ability to detect changes