Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 28, Problem 22RQ
Which of the following features does not distinguish humans as a member of phylum Chordata?
- Human embryos undergo indeterminate cleavage
- A spinal cord runs along an adult human’s dorsal side
- Human embryos exhibit pharyngeal arches and gill slits,
- The human coccyx forms from an embryonic tail.
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which of the following features does not distinguish humans as a member of phylum chordata as opposed to other deuterostomes?
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Chapter 28 Solutions
Biology 2e
Ch. 28 - Figure 28.3 Which of the following statements is...Ch. 28 - Figure 28.21 Which of the following statements...Ch. 28 - Figure 28.45 Which of the following statements...Ch. 28 - Mesohyl contains: a polysaccharide gel and dead...Ch. 28 - The large central opening in the parazoan body is...Ch. 28 - Most sponge body plans are slight variations on a...Ch. 28 - Cnidocytes are found in phylum Porifera phylum...Ch. 28 - Cubozoans are polyps medusoids polymorphs spongesCh. 28 - While collecting specimens, a marine biologist...Ch. 28 - Which group of fllatworms are primarily...
Ch. 28 - The rhynchocoel is a. circulatory system...Ch. 28 - Annelids have (a): pseudocoelom true coelom no...Ch. 28 - A mantle and mantle cavity are present in: phylum...Ch. 28 - How does segmentation enhance annelid locomotion?...Ch. 28 - The embryonic development in nematodes can have up...Ch. 28 - The nematode cuticle contains. glucose skin cells...Ch. 28 - Crustaceans are ecdysozoans nematodes arachnids...Ch. 28 - Flies are ___________ . chelicerates hexapods...Ch. 28 - Which of the following is not a key advantage...Ch. 28 - Echinoderms have. triangular symmetry radial...Ch. 28 - The circulatory fluid in echinoderms is blood...Ch. 28 - Which of the following features does not...Ch. 28 - The sister taxon of the Chordata is the. Mollusca...Ch. 28 - Describe the different cell types and their...Ch. 28 - Describe the feeding mechanism of sponges and...Ch. 28 - Explain the function of nematocysts in cnidarians.Ch. 28 - Compare the structural differences between...Ch. 28 - Compare the differences in sexual reproduction...Ch. 28 - How does the tapeworm body plan support widespread...Ch. 28 - Describe the morphology and anatomy of mollusks.Ch. 28 - What are the anatomical differences between...Ch. 28 - How does a change in the circulatory system...Ch. 28 - Enumerate features of Caenoihabditis elegans that...Ch. 28 - What are the different ways in which nematodes can...Ch. 28 - Why are tardigrades essential to recolonizing...Ch. 28 - Describe the various superclasses that phylum...Ch. 28 - Compare and contrast the segmentation seen in...Ch. 28 - How do terrestrial arthropods of the subphylum...Ch. 28 - Describe the different classes of echinoderms...
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- Figure 15.3 Which of the following statements is false? a. Eumetazoa have specialized tissues and Parazoa do not. b. Both acoelomates and pseudocoelomates have a body cavity. c. Chordates are more closely related to echinoderms than to rotifers according to the figure. d. Some animals have radial symmetry, and some animals have bilateral symmetry.arrow_forwardFigure 29.3 Which of the following statements about common features of chordates is true? The dorsal hollow nerve cord is part of the chordate central nervous system. In vertebrate fishes, the pharyngeal slits become the gills. Humans are not chordates because humans do not have a tail. Vertebrates do not have a notochord at any point in their development; instead, they have a vertebral column.arrow_forwardMembers of Chondrichfhyes are thought to be descended from fishes that had. a cartilaginous skeleton a bony skeleton mucus glands slime glandsarrow_forward
- Members of Chondrichthyes differ from members of Osteichthyes by having (a). jaw bony skeleton cartilaginous skeleton two sets of paired finsarrow_forwardFigure 27.9 Which of the following statements about diploblasts and triploblasts is false? Animals that display radial symmetry are diploblasts. Animals that display bilateral symmetry are triploblasts. The endoderm gives rise to the lining of the digestive tract and the respiratory tract. The mesoderm gives rise to the central nervous system.arrow_forwardWhich of the following is not contained in phylum Chordata? Cephalochordata Echinodermata Urochordata Vertebrataarrow_forward
- Which of the following does not occur? a. radially symmetrical diploblast b. diploblastic eucoelomate c. protostomic coelomate d. bilaterally symmetrical deuterostomearrow_forwardWhich group of Chordata maintains the vertebrate characteristics throughout life? Cephalochordata Urochordata Tigers Chondrichthyesarrow_forwardWhich of the following is not a characteristic of the phylum Chordata Group of answer choices skull dorsal nerve cord notochord pharyngeal gill slitsarrow_forward
- Which of the following classes includes the only type of echinoderm that has a calyx on a stalk? Echinoidea Holothuroidea Ophiuroidea Asteroidea Crinoideaarrow_forwardWhich of the following is NOT a part of the medusa form of cnidarian? Answers: Gastrodermis Tentacle Mesoglea Body stalk These are all parts of the medusa form of cnidarians.arrow_forwardThe gastrovascular cavity of cnidarians has two openings, one serves as mouth and the other serves as anus. True False The body wall of cnidarians has epidermis, gastrodermis and mesoglea. True False Some cnidarians only have a polyp stage. True Falsearrow_forward
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