Kingdom Animalia

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Across
  1. 3. animals that have a true coelom
  2. 5. true fish
  3. 6. animals with a backbone
  4. 8. include organisms known as flatworms
  5. 10. animals can also be classified on the basis of this
  6. 13. animals that have a notochord
  7. 14. makes up the rest of the animalia kingdom
  8. 15. chordata possesses a backbone/vertebrate
  9. 17. they absorb oxygen through their skin and live in water and land
  10. 18. animals without a backbone
  11. 19. true nucleus
Down
  1. 1. consists of organisms with a cartilaginous skeleton
  2. 2. animals that have a false coelom
  3. 4. protects organs from mechanical shock
  4. 7. characterized by wings
  5. 9. classified by the presence of a tail and dermal scales
  6. 11. 1st main class, that is classified by epidermal hair and females suckle their young
  7. 12. animals that lack a true body cavity
  8. 15. consists of some of the earliest known animal
  9. 16. consists of jaw-less animals that look like fish