crossword!

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Across
  1. 3. What protects the mind from stress?
  2. 4. What compares biology and environment?
  3. 5. What ceremony marks a life change?
  4. 7. What is following the group called?
  5. 8. What are hidden lessons in school?
Down
  1. 1. What spreads ideas through TV and toys?
  2. 2. What studies human cultures?
  3. 6. What teaches people rules and roles?