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Chapter 15 Invertebrates

Chapter 15 Invertebrates. An animal without a backbone. Click for Term. Invertebrate. An animal without a backbone. Click for Term. A body plan in which two halves of an organism’s body are mirror images of each other. Click for Term. Bilateral symmetry.

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Chapter 15 Invertebrates

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  1. Chapter 15 Invertebrates

  2. An animal without a backbone Click for Term

  3. Invertebrate An animal without a backbone Click for Term

  4. A body plan in which two halves of an organism’s body are mirror images of each other Click for Term

  5. Bilateral symmetry A body plan in which two halves of an organism’s body are mirror images of each other Click for Term

  6. A body plan in which the parts of a body are arranged in a circle around a central point Click for Term

  7. Radial symmetry A body plan in which the parts of a body are arranged in a circle around a central point Click for Term

  8. Without symmetry Click for Term

  9. Asymmetrical Without symmetry Click for Term

  10. Group of nerve cells Click for Term

  11. Ganglia Group of nerve cells Click for Term

  12. The pouch where food is digested in animals Click for Term

  13. Gut The pouch where food is digested in animals Click for Term

  14. A cavity in the body of some animals where the gut and organs are located Click for Term

  15. Coelom A cavity in the body of some animals where the gut and organs are located Click for Term

  16. A circulatory system consisting of a heart that pumps blood through spaces called sinuses Click for Term

  17. Open circulatory system A circulatory system consisting of a heart that pumps blood through spaces called sinuses Click for Term

  18. A circulatory system in which a heart circulates blood through a network of vessels that forms a closed loop Click for Term

  19. Closed circulatory system A circulatory system in which a heart circulates blood through a network of vessels that forms a closed loop Click for Term

  20. One of many identical or almost identical repeating body parts Click for Term

  21. Segment One of many identical or almost identical repeating body parts Click for Term

  22. An external skeleton made of protein and chitin found in arthropods Click for Term

  23. Exoskeleton An external skeleton made of protein and chitin found in arthropods Click for Term

  24. An eye that is made of many identical units, or eyes, that work together Click for Term

  25. Compound eye An eye that is made of many identical units, or eyes, that work together Click for Term

  26. Feelers on an arthropod’s head that respond to touch or taste Click for Term

  27. Antennae Feelers on an arthropod’s head that respond to touch or taste Click for Term

  28. A jaw found on some arthropods Click for Term

  29. Mandible A jaw found on some arthropods Click for Term

  30. A process in which an insect or other animal changes form as it develops from an embryo or larva to an adult Click for Term

  31. Metamorphosis A process in which an insect or other animal changes form as it develops from an embryo or larva to an adult Click for Term

  32. An internal skeleton Click for Term

  33. Endoskeleton An internal skeleton Click for Term

  34. A system of water pumps and canals found in all echinoderms that allows them to move, eat, and breathe Click for Term

  35. Water Vascular System A system of water pumps and canals found in all echinoderms that allows them to move, eat, and breathe Click for Term

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