Biology
12th Edition
ISBN: 9780134813448
Author: Audesirk, Teresa, Gerald, Byers, Bruce E.
Publisher: Pearson,
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Chapter 25, Problem 2FIB
Summary Introduction
Introduction:
Phylum chordate is comprised of three clades; the groups which are evolved from the same ancestry: the lancelets, the craniates, and the tunicates. Chordates are two types vertebrate and invertebrate.
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Pair the words with the right description: Mammalia , Testudines, Rhynchocephalia, Amniota Tetrapoda,Cryptodira, Reptilia ,Squamata, Crocodylia, Pleurodira, Lepidosauria,Archosauria,Crocodiles, Anura
The oldest lineage of extant reptiles.
This clade is the sister taxon to reptiles.
Adults are terrestrial and nocturnal, while the young are diurnal.
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The closest living relatives of avian reptiles.
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Have elongate, tapering snouts and, with the mouth closed, the 4th tooth on the lower jaw is visible.
Most diverse and speciose clade of reptiles.
Adults of this taxon are known to be cannibalistic on younger individuals.
Possess teeth set in bony sockets and replace teeth throughout their lives.
Males in this taxon have paired copulatory organs and movable quadrate bone in the skull.
Members of this order…
Which of the following statements about bilaterian animals is false?
A. Many bilaterians are invertebrates but some are not.
B. All bilaterians are triploblastic (have three germ layers).
C. All bilaterians have bilateral symmetry.
D. Most bilaterians have tissues but some do not.
Figure 15.33 Which of the following statements about common features of chordates is true?a. The dorsal hollow nerve cord is part of the chordate central nervous system.b. In vertebrate fishes, the pharyngeal slits become the gills.c. Humans are not chordates because humans do not have a tail.d. Vertebrates do not have a notochord at any point in their development; instead, they have a vertebral column.
Chapter 25 Solutions
Biology
Ch. 25.1 - describe the features that distinguish chordates...Ch. 25.2 - Prob. 1CSCCh. 25.2 - name and describe the chordates that are not...Ch. 25.2 - name and describe the craniates that are not...Ch. 25.2 - describe the key adaptations of vertebrates?Ch. 25.3 - Most sharks avoid humans, but large sharks of some...Ch. 25.3 - With regard to water regulation (maintaining the...Ch. 25.3 - Prob. 2TCCh. 25.3 - Consider the graph shown in Figure E25-2. Imagine...Ch. 25.3 - Prob. 4TC
Ch. 25.3 - describe the key features of lampreys,...Ch. 25.3 - name and describe the main subgroups included...Ch. 25.3 - Prob. 1CTCh. 25 - The two groups of mammals with the largest number...Ch. 25 - Prob. 2MCCh. 25 - Prob. 3MCCh. 25 - Prob. 4MCCh. 25 - Prob. 5MCCh. 25 - Prob. 1FIBCh. 25 - Prob. 2FIBCh. 25 - Prob. 3FIBCh. 25 - Prob. 4FIBCh. 25 - Prob. 5FIBCh. 25 - Briefly describe each of the following...Ch. 25 - Prob. 2RQCh. 25 - List four distinguishing features of chordates.Ch. 25 - Prob. 4RQCh. 25 - List the adaptations that distinguish reptiles...Ch. 25 - Prob. 6RQCh. 25 - Prob. 7RQCh. 25 - Prob. 1ACCh. 25 - Prob. 2AC
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- Match the organisms with the appropriate description. ___ tunicates a. pouched mammals ___ fishes b. invertebrate chordates ___ amphibians c. feathered amniotes ___ primates d. egg-laying mammals ___ birds e. oldest vertebrate lineage ___ monotremes f. have grasping hands with nails ___ marsupials g. first land tetrapods ___ placental mammals h. most diverse mammal lineagearrow_forwardFigure 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_forwardAll chordates have a _______ as embryos. a. backbone b. jaws c. notochord d. kidneysarrow_forward
- Figure 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_forwardA divergence from ________ gave rise to tetrapods. a. ray-finned fishes c. cartilaginous fishes b. lizards d. lobe-finned fishesarrow_forwardWhich of the following animals show the characteristics required to be a chordate? A. Tunicates such as Mogula sp. B. Lancelets such as Branchiostoma sp. C. Vertebrates such as lithobates/Rana sp. D. A and B only E. A,B, and C onlyarrow_forward
- Which of the following is a derived trait of vertebrates? a. Jaws b. A mineralized (bony) skeleton c. Dorsal hollow nerve cord d. Skull and vertebrae e. All of the abovearrow_forwardThe tarsier belongs in the suborder ____ because it shares characteristics with both prosimians and anthropoids. a. Haplorhini b. Strepsirhini c. Anthropoidea d. None of the above; the tarsier is placed in its own suborder.arrow_forwardWhich of the following is true when you compare yourself to a starfish (also called a sea star, which is an echinoderm)? Group of answer choices None of answers shown are correct. Both you are the starfish are deuterostomes. Both you and the starfish are animals. Both you and the starfish are animals, deuterostomes and bilaterians. Both you and the starfish are bilaterians.arrow_forward
- 1 options: -bony appendages -hard scales -shelled eggs 2 options: -aminotes -vertebrates -tetrapods -crainatesarrow_forwardWhich of the following is NOT a characteristic of all reptiles? A Use lungs and skin for respiration B Lay eggs on land C Their body is covered with scales made of keratin D Their skin secretes a mucous to keep it moistarrow_forwardWhich of the following is not a character/structure seen in amphibians? -scales -post-anal tail -vertebral column/backbone -lungs -tympanic membrane/eardrumarrow_forward
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