Chapter 11 Sections 1-2 p. 410-421

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Across
  1. 2. when sperm and egg meet
  2. 7. animals without backbones
  3. 12. One of the four major functions of animals
  4. 13. type of reproduction where animal produces an identical animal
  5. 14. group of animals that consists of spiders, centipedes, and crustaceans
  6. 16. type of cells in sponges that contain the whiplike flagella that move the water through the sponge
  7. 17. the type of cells cnidarians use to capture food
Down
  1. 1. animals with backbones
  2. 3. type of tissue that attaches muscle to bone
  3. 4. type of symmetry that includes two identical halves
  4. 5. name of jellyfish with the bowl shaped body structure
  5. 6. what the hole is called that allows water to move into the sponge
  6. 8. starfish
  7. 9. Organization levels:cells, tissue, ?, organ system
  8. 10. type of currents that sponges rely on to carry their food and oxygen to them
  9. 11. type of cnidarian that moves with slow turning somersaults
  10. 15. In the jellyfish Life Cycle, what attaches to a hard surface and then reproduces asexually