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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Chapter 12, Problem 4RQ
Summary Introduction
To explain: The sponge body type that appears most efficient and makes possible that largest body size.
Introduction: Sponges are the members of the phylum Porifera. Sponges are a multicellular organism that has bodies full of channels and pores that permits water to circulate through them. The sponges have three body types, namely leuconoid, syconoid, and asconoid.
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Relative to asconoid organization in sponges the syconoid form exhibits
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Chapter 12 Solutions
Loose Leaf For Integrated Principles Of Zoology
Ch. 12 - The term metazoan is synonymous with animal. Are...Ch. 12 - Prob. 2RQCh. 12 - Prob. 3RQCh. 12 - Prob. 4RQCh. 12 - Describe how the design of sponges influences the...Ch. 12 - Define the following: pinacocytes, choanocytes,...Ch. 12 - Prob. 7RQCh. 12 - Prob. 8RQCh. 12 - Prob. 9RQCh. 12 - Prob. 10RQ
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- What are the criteria that delimit this phylum echinodermata to its classes? What are the striking characteristics of this phylum which help you identify mollusks easily? What are the importance of mollusks? Differentiate univalves from bivalves. How do mollusks breathe?arrow_forwardFill in the blank to escribe the route of water through an synconoid sponge by listing the numbers in the correct order. To answer - write the numbers with a space in between - e.g. 1 2 3 4 5 6 7 1. osculum 2. spongocoel 3. ostium in porocyte 4. apopyle 5. radial canal 6. prosopyle 7. incurrent canalarrow_forwardList the advantages and disadvantages of each sponge body plan: 1. Asconoid 2. Syconoid 3. Leuconoidarrow_forward
- Briefly describe asconoid, syconoid, and leuconoid body types in spongesarrow_forwardthis is a brachiostama, label the nerve cord, notochord, gill slits, pharynx, anus and atriopore use arrows pleasearrow_forwardDistinguish the following from each other: statocyst and rhopalium; scyphomedusae and hydromedusae; scyphistoma, strobila, and ephy-rae; velum, velarium, and pedalium; Hexacorallia and Octocoralliaarrow_forward
- There are different modes of respiration under the Phylum Echinodermata. Enumerate and add a short but concise explanation of each mode.arrow_forwardWhat body form do sea jellies exhibit, medusa or polyp? How do they catch their food?arrow_forwardMost sponge species are of leuconoid construction, is this an advantage or disadvantage?arrow_forward
- Describe the anatomy and life cycle of sponges andcnidarians.arrow_forwardWhich of the following characteristics are found within the pseudocoelomate phyla (Diploblastic/bilateral symmetry/ circulatory system/ cuticle)?arrow_forwardHow is the sponge’s porous body and canal system important for its maintenance functions? What makes sponges different from plants? please do not just copy from here or googlearrow_forward
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