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1. Are lophotrocozoans protostomes or deuterostomes? 2. Are they vertebrates or

ID: 42025 • Letter: 1

Question

1. Are lophotrocozoans protostomes or deuterostomes?

2. Are they vertebrates or invertebrates?

3. What are the defining features of a lophotrochozoan?

4. Flatworms are ________blastic and _____stomes and ____coelomates.

5. Do they have sexual or asexual reproduction?

6. What kind of digestive system?

7. What kind of nervous system?

8. What kind of excretory system?

9. Rotifers are ____blastic and ____stomes and _____coelomates

10. How do they eat?

11. Molluscs are ____blastic and ____stomes and _____coelomates

12. Are Molluscs edysozoans lophotrochozoans or neither

13. What 3 parts that define this group?

14. Name three animals in this group.

15. Arthropods are____blastic and ____stomes and _____coelomates

16. Are Arthropods edysozoans lophotrochozoans or neither

17. What characteristics define this group?

18. Name three animals in this group.

19. Nematodes are____blastic and ____stomes and _____coelomates

20. Are nematodes edysozoans lophotrochozoans or neither

21. What characteristics define this group?

22. Annelids are____blastic and ____stomes and _____coelomates

23. Are Annelids edysozoans lophotrochozoans or neither

24. What characteristics define this group?

25. Name three animals in this group.

26. In lophottrochozonas there is ______cleavage (spiral/radial)

27. Formation of the ______ at the blastopore (mouth/anus)

28. Match the animal with the group it is in (groups: Rotifers, Cnidarians, Sponges, Mollucs, Arthopods, Nematodes, Annelids) (Animals: Sea Anemone, Snails, Horseshoe crab, Squid, Spider, Earthworm, Leech, Crayfish Clams, Coral, Barnacle)

Explanation / Answer

Protostomes Invertebrates The Lophophorata are united by the presence of a locophore, a fan of ciliated tentacles surrounding the mouth, and so were treated together as the lophophorates. They are unusual in showing radial cleavage. The