INTEGRAT PRINC OF ZOO (LL W/ CONNECT)
18th Edition
ISBN: 9781264177875
Author: HICKMAN
Publisher: MCG
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Chapter 20, Problem 12RQ
Explain why remipedians were once thought to resemble ancestral crustaceans.
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Describe the adaptations of crustaceans in aquatic habitats seen in the Crustacea.
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INTEGRAT PRINC OF ZOO (LL W/ CONNECT)
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- writes a paragraph that describe the different types of evidence for the fact that tetropods evolved from fish.arrow_forwardDescribe four different uses for thoracic appendages seen in different crustaceans. Use specific examples (name the corresponding taxonomic group). Relate the morphology of the appendage to its function.arrow_forwardDoes the lack of a digestive system in tapeworms indicate that it is a primitive, ancestral form of Platyhelminthes? Explain your answer.arrow_forward
- Which would be found in both flatworms and cnidarians? a digestive system with a single opening a distinct head radial symmetry dorsoventrally flattened bodiesarrow_forwardCompare and contrast the roundworm body structure with those of aflatworm and an annelid.arrow_forwardSponges are Radially symmetrical Bilaterally symmetrical Asymmetrical Dorso- ventrally symmetriCal Paralley symmetricalarrow_forward
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From Sea to Changing Sea | Early Life in the Oceans || Radcliffe Institute; Author: Harvard University;https://www.youtube.com/watch?v=Ac0TmDf5Feo;License: Standard youtube license