Campbell Essential Biology with Physiology (6th Edition)
6th Edition
ISBN: 9780134711751
Author: Eric J. Simon, Jean L. Dickey, Jane B. Reece
Publisher: PEARSON
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Chapter 17, Problem 4SQ
Summary Introduction
Introduction: The reptiles are the vertebrates that are included in the tetrapod groups. The reptiles adapt according to the harsh environment of the land. They include lizards, crocodiles, turtles, and snakes.
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- Which of the following is a correct way to distinguish reptiles from amphibians? a. Reptiles have scales & amphibians don't b. Amphibians lay eggs and reptiles don't c. Reptiles sometimes don't have legs, but amphibians always have them. d. Reptiles go through metamorphosis and amphibians don't e. Reptiles lay eggs and amphibians don'tarrow_forwardWhich 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.arrow_forwardIn your garden you find a segmented animal with jointed legs. It has a distinct head capsule but the body segments are all quite similar. You cut it open and find mature gonads and a tracheal system. The animal is ... A. a spider B. a woodlouse (isopod) C. an insect D. a myriapodarrow_forward
- Reptiles show many adaptations for a completely terrestrial lifecycle. The deputation that first occurred in the reptiles is:  A. Lungs B. Endothermic C. The water proof eggshell D. Producing milk for young arrow_forwardFigure 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.arrow_forwardMembers of which of the following classes are examples of vertebrate animals that are not amniotes? A. Class Reptilia B. Class Sarcopterygii C. Class Amphibia D. B and C only E. A, B, and Carrow_forward
- A member of the protostome group of animals a. has no symmetry. b. has an anus derived from the blastopore. c. has a mouth derived from the blastopore. d. has a mouth derived from the primitive groove.arrow_forwardFlatworms can reach a maximum size of around 40cm. Whilst this is big for a worm, there are certainly larger animals on earth. What might it be that restricts the flatworms body size? A. They have an exoskeleton that restricts their growth. B. They do not have a circulatory system. C. They are exothermic animals that have limited energy for growth. D. They are acoelomates and so the growth of their internal organs is restricted by growth of the outer body wall.arrow_forwardSegmentation, first seen in annelids, allows evolutionary advantages bya. allowing more fluid movement for less energy expense.b. specialization of segments to carry out different functions.c. allowing coelom development.d. concentrating sensory and nervous tissues and organs in the direction of motion.arrow_forward
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