Word Power #11

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Across
  1. 1. pertaining to ships, sailing, etc`
  2. 3. science of the heavens
  3. 4. sailor among the stars
  4. 5. science of life or living matter
  5. 8. science of animals
  6. 9. science of human development
Down
  1. 2. examine corpse to determine cause of death
  2. 3. story of ones own life
  3. 6. mapping of the earth
  4. 7. science of plants