Biology (MindTap Course List)
11th Edition
ISBN: 9781337392938
Author: Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher: Cengage Learning
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Chapter 31.1, Problem 2LO
Summary Introduction
To identify: The distinguishing characteristics of cnidarians, their two main clades, and the list of animals belonging to each clade.
Concept introduction: Phylum Cnidaria comprises approximately 9000 species. It includes hydra, jellyfish, sea anemones, corals, and others. Most of them are predominately marine species, and others are freshwater species. The body is composed of only two layers of cells. The body exhibits radial symmetry.
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Chapter 31 Solutions
Biology (MindTap Course List)
Ch. 31.1 - Prob. 1LOCh. 31.1 - Prob. 2LOCh. 31.1 - Prob. 3LOCh. 31.1 - connect What is the significance of choanocytes in...Ch. 31.1 - Prob. 2CCh. 31.1 - VISUALIZE Sketch the major events of the life...Ch. 31.1 - Prob. 4CCh. 31.2 - Prob. 4LOCh. 31.2 - Prob. 5LOCh. 31.2 - Prob. 6LO
Ch. 31.2 - Prob. 7LOCh. 31.2 - Prob. 8LOCh. 31.2 - What are some advantages of cephalization and a...Ch. 31.2 - On what basis have biologists classified...Ch. 31.2 - Prob. 3CCh. 31.2 - Prob. 4CCh. 31.3 - Prob. 9LOCh. 31.3 - Prob. 10LOCh. 31.3 - Describe six key characteristics of arthropods,...Ch. 31.3 - Prob. 12LOCh. 31.3 - Prob. 1CCh. 31.3 - Describe four key arthropod characteristics, and...Ch. 31.3 - Prob. 3CCh. 31.3 - Describe four adaptations that have contributed to...Ch. 31 - Prob. 1TYUCh. 31 - Prob. 2TYUCh. 31 - Which of the following is associated with the...Ch. 31 - Trochophore larvae are characteristic of (a)...Ch. 31 - Prob. 5TYUCh. 31 - An open circulatory system (a) is characteristic...Ch. 31 - Which of the following characteristics is...Ch. 31 - Trilobites (a) were early mollusks (b) are...Ch. 31 - Prob. 9TYUCh. 31 - Prob. 10TYUCh. 31 - The correct sequence of complete metamorphosis of...Ch. 31 - Test Your Understanding 12. VISUALIZE Draw a cross...Ch. 31 - Prob. 13TYUCh. 31 - Prob. 14TYUCh. 31 - INTERPRET DATA Imagine that you discover a new...Ch. 31 - Prob. 16TYUCh. 31 - Prob. 17TYUCh. 31 - Prob. 18TYUCh. 31 - SCIENCE, TECHNOLOGY, AND SOCIETY international...
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- Compare the body plan of Dugesia and cnidarians. Aside from differences in symmetry, what other innovative anatomical features did you observe in Dugesia that were not observed in cnidarians?arrow_forwardDefine two form of cnidarians with example?arrow_forwardIn what ways are cnidarians important?arrow_forward
- Describe the structure and function of the stinging cells for which cnidarians are named.arrow_forwardMembers of Chondrichthyes differ from members of Osteichthyes by having (a). jaw bony skeleton cartilaginous skeleton two sets of paired finsarrow_forwardMembers of Chondrichthyes differ from members of Osteichthyes by having a _______. a. jaw b. bony skeleton c. cartilaginous skeleton d. two sets of paired finsarrow_forward
- Describe adaptations in the circulatory and neurosensory systems of cephalopods that are particularly valuable for actively swimming, predaceous animalsarrow_forwardlist the similarities and differences among the different classes of Hemichordata and the two subphyla of Chordata and echinodermataarrow_forwardcompare cnidarians to sponges and to the clade containing flatworms, mollusks, and annelids. What features are similar among these groups? What features are different?arrow_forward
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