Biology: Life on Earth with Physiology (11th Edition)
11th Edition
ISBN: 9780133923001
Author: Gerald Audesirk, Teresa Audesirk, Bruce E. Byers
Publisher: PEARSON
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Question
Chapter 25, Problem 1FIB
Summary Introduction
Introduction:
The organisms found on the planet are divided into chordates and non chordates on the basis of presence of nerve chord. Chordates include bony animals such as apes, birds human, as well as lancelets (small fishlike creatures).
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Check out a sample textbook solutionStudents have asked these similar questions
Which of the 4 characteristics of Phylum Chordata is visible on this organism?
Pharyngeal slits
Dorsal hollow nerve cord
Notochord
Post-anal tail
Which of the following are the defining features of animals that belong to the phylum chordata?
(bubble all 4 that apply)
Dorsal hollow nerve chord
O Spinal column
Muscular post anal tail
Pharyngeal slits/pouches
O Lung tissue
Four chambered heart
O Notochord
Humans are members of the phylum chordata. As such they have a
notochord. The notochord in humans;
Can be found next to their spinal chord
Has been lost to evolution entirely and is no longer a part of the human life
cycle
Becomes part of the brain stem
Is an embryological feature which is mostly absorbed by the backbone
Chapter 25 Solutions
Biology: Life on Earth with Physiology (11th Edition)
Ch. 25.1 - describe the features that distinguish chordates...Ch. 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. 25.2 - Prob. 1CSCCh. 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. 1CSRCh. 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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- 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_forwardEarthworms are segmented animals. All of the following are present on/in most segments of an earthworm except; Vascular tissue reproductive tissue Chetae A coelomarrow_forwardOf the following, the one that adds volume and surface area for digestion of food in the intestine is called the O labyrinth O cirric fossa gastric caeca Malpighian tubules nephridia stercoral pocketarrow_forward
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