BIO 124: BIOLOGY IN FOCUS (LOOSELEAF)
16th Edition
ISBN: 9781323298589
Author: Urry
Publisher: PEARSON C
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Chapter 27, Problem 6TYU
Summary Introduction
Introduction:
A clade is a grouping that includes an ancestor and all of its descendents.
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Students have asked these similar questions
Based on the diagram, which of the following pairs of organisms have the closest evolutionary relationship?
A.
Radiolarians and Forams
B.
Diatoms and Euglenozoans
C.
Ciliates and Radiolarians
D.
Diplomonads and Euglenozoans
Serial segmentation is a key characteristic of which of the following phyla?
a. Mollusca
b. Brachiopoda
c. Bryozoa
d. Annelida
Match the concept in column A to the concept in column B. Write the letter of the
correct answer on the blank provided.
A
a. Holothuroidea
b. Chelonia
c. Zebrina pendula
d. Pandaka pygmaea
e. echidna
f. Architeuthis harveyi
g. Gymnophiona
h. Pithecophaga
јefferyi
i. corallum
j. counting of body
parts
k.malacostracan body
Lindusium
1
Cnidaria
2
Mollusca
Arthropoda
Echinodermata
4
Chordata
Meristics
amphibians
reptiles
7
8.
aves
10
mammals
Chapter 27 Solutions
BIO 124: BIOLOGY IN FOCUS (LOOSELEAF)
Ch. 27.1 - Prob. 1CCCh. 27.1 - Prob. 2CCCh. 27.2 - What is the Cambrian explosion? Why is it...Ch. 27.2 - Prob. 2CCCh. 27.3 - Prob. 1CCCh. 27.3 - WHAT IF? Would it be accurate to describe the...Ch. 27.4 - Prob. 1CCCh. 27.4 - Describe two key adaptations of aquatic...Ch. 27.4 - MAKE CONNECTIONS The radiation of bilaterians in...Ch. 27.5 - Describe two adaptations that have enabled insects...
Ch. 27.5 - MAKE CONNECTIONS Compare and contrast how the...Ch. 27.6 - Describe three key amniote adaptations for life on...Ch. 27.6 - Prob. 2CCCh. 27.6 - WHAT IF? Which came first, the chicken or the egg?...Ch. 27.7 - Describe how ocean communities changed in the...Ch. 27.7 - Prob. 2CCCh. 27.7 - Prob. 3CCCh. 27 - Prob. 1TYUCh. 27 - Fossil steroid and molecular clock evidence...Ch. 27 - Which of the following was probably the least...Ch. 27 - Prob. 4TYUCh. 27 - Prob. 5TYUCh. 27 - Prob. 6TYUCh. 27 - Prob. 7TYUCh. 27 - FOCUS ON EVOLUTION In Figure 27.29, circle the...Ch. 27 - FOCUS ON ORGANIZATION Early tetrapods had a...Ch. 27 - SYNTHESIZE YOUR KNOWLEDGE Collectively, do these...
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- part i How many of the following are characteristics of arthropods? 1. protostome development 2. bilateral symmetry 3. a pseudocoelom 4. three embryonic germ layers 5. a closed circulatory system part ii Animals of the Parazoa and Eumetazoa are different in what way? Choose one a. Parazoans have mobile gametes while eumetazoans do not. b. The various cell types of Parazoa do not form permanent associations into tissues during their life cycle, whereas Eumetazoa possess true, stable tissues. c. Parazoans invert during their development whereas eumetazoans do not invert at any time during their life cycle. d. Parazoans are only haploid during their life cycle, whereas eumetazoans are diploid with haploid sex cells at various stages of their life cycle. e. Parazoa have only one kind of cell during their life cycle whereas Eumetazoa have many kinds of cells throughout their life cycle.arrow_forwardWhich of the following conclusions is supported by the diagram and the data table? Number of cell types Platyhelminthes 30 Cnidaria 34 Nematoda 38 A. Platyhelminthes has the greatest complexity, and it is more closely related to Nematoda than to Cnidaria. B. Nematoda has the greatest complexity, and it is more closely related to Platyhelminthes than to Cnidaria. C. Cnidaria has the greatest complexity, and it is more closely related to Platyhelminthes than to Nematoda. D. The complexity is equal among all three groups, but Platyhelminthes is more closely related to Cnidaria than to Nematoda.arrow_forwardplease explain What is the primary characteristic of the Ecdysozoa (Nematoda + Arthopoda)? 1. They all have spiral cleavage. 2. They shed their exoskeletons and have the ability to molt. 3. None of the options in correct 4. They all have segmentation. 5. They all have tropchophore larvae.arrow_forward
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