Loose Leaf For Integrated Principles Of Zoology
18th Edition
ISBN: 9781260411140
Author: Cleveland P Hickman Jr. Emeritus, Susan L. Keen, David J Eisenhour Professor PhD, Allan Larson, Helen I'Anson Associate Professor of Biology
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 22, Problem 14RQ
What is a major difference in function of the coelom in holothurians compared with other echinoderms?
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What is a major difference in function of the coelom in holothurians compared with other echinoderms?
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Chapter 22 Solutions
Loose Leaf For Integrated Principles Of Zoology
Ch. 22 - Prob. 1RQCh. 22 - Prob. 2RQCh. 22 - How do we know that echinoderms were derived from...Ch. 22 - Prob. 4RQCh. 22 - Prob. 5RQCh. 22 - Prob. 6RQCh. 22 - What structures are involved in the following...Ch. 22 - Prob. 8RQCh. 22 - Prob. 9RQCh. 22 - Match groups in the left column with all correct...
Ch. 22 - Define the following: pedicellariae, madreporite,...Ch. 22 - Prob. 12RQCh. 22 - Give four examples of how echinoderms are...Ch. 22 - What is a major difference in function of the...Ch. 22 - What characteristics do Hemichordata share with...Ch. 22 - Distinguish Enteropneusta from Pterobranchia.Ch. 22 - For Further Thought The phylogenetic placement of...
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- What traits in conodonts and ostracoderms are derived relative to those in hagfishes and lampreys?arrow_forwardWhat morphological evidence suggests that nemerteans are typical coelomates?arrow_forwardEchinoderms are characterized by their spiny skin. What are these spines made of, and from what do they arise?arrow_forward
- How are the echinoderms significant to the marine environment? Relate at least three of their anatomical features that made them fitting for these purpose.arrow_forwardWhy are Echinodermata known as the sister group to the chordates?arrow_forwardExplain how all echinoderms show five-sided radial symmetry when they look so different. How does a tube foot work? Explain using words and drawings. Most of the echinoderms have hard parts and spines for defense, but the sea cucumbers do not. How do sea cucumbers protect themselves from predators?arrow_forward
- Why are echinoderms considered part of the Deuterostomes, despite having incredibly unique morphology?arrow_forwardHow can the endoskeleton of echinoderms be characterized in comparison to analogous structures present in vertebrates, arthropods and molluscs?arrow_forwardWhat type of symmetry do the Echinoderms have? Do they have this type of symmetry their entire lives? What is unusual about this in comparison to other animals?arrow_forward
- Why is the madreporite of sea cucumbers internal instead of external like other echinoderms?arrow_forwardDo echinoderms present with cephalization?arrow_forwardEchinodermata is the first phylum you have examined whose members possess true endoskeletons. What are some advantages that an endoskeleton provides?arrow_forward
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