The classification which is consistent with the goal of including only monophyletic groups. Given: Classification one: Named group Amphibian Mammalia Reptilian Aves Included taxa Frogs, salamanders, and caecilians Mammals Lizards, turtles, and crocodiles Birds Classification two: Named group Amphibia Mammalia Reptilian Included taxa Frogs, salamanders, and caecilians Mammals Lizards, turtles, crocodiles, and birds Classification three: Named group Amphibian Homothermia Reptilia Included taxa Frogs, salamanders, and caecilians Mammals and birds Lizards, turtles, and crocodiles Introduction: There are three types of classification category. They are monophyletic, polyphyletic, and paraphyletic. Monophyletic is the group which has an ancestor and all the descendants are of the ancestor. Polyphyletic is the group which does not include any common ancestors in the group of organisms. Paraphyletic is the group which includes ancestors but some of the descendants are of the ancestors.

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Answer 1

Question

Chapter 21.4, Problem 3R

Summary Introduction

To review:

The classification which is consistent with the goal of including only monophyletic groups.

Given:

Classification one:

Named group
Amphibian
Mammalia
Reptilian
Aves Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, and crocodiles
Birds

Classification two:

Named group
Amphibia
Mammalia
Reptilian Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, crocodiles, and birds

Classification three:

Named group
Amphibian
Homothermia
Reptilia Included taxa
Frogs, salamanders, and caecilians
Mammals and birds
Lizards, turtles, and crocodiles

Introduction:

There are three types of classification category. They are monophyletic, polyphyletic, and paraphyletic. Monophyletic is the group which has an ancestor and all the descendants are of the ancestor. Polyphyletic is the group which does not include any common ancestors in the group of organisms. Paraphyletic is the group which includes ancestors but some of the descendants are of the ancestors.

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List one similarity and one difference between the groups listed below. If a term appears in parentheses after the pair, both your answers must be related to that term (e.g. if the term says "structure" your answer must relate to anatomy). Taxonomic classifications are not acceptable as answers. For example, "Both belong to phylum Chordata" or "One belongs to class Insecta and one belongs to class Arachnida" are both unacceptable answers. Vague answers will receive less or no credit. • Porifera & Cnidaria (body plan) 身

After examining the different specimens, construct a dichotomous key to the different phyla. Construct a dichotomous key to the classes of Subphylum VERTEBRATA; according to observable morphological features. Class Amphibia (specimen: Rhinella marina (toad)), Class Reptilia (specimen: Coura amboinensis (turtle), Hemidactylus (house lizard), Elaphe erythrura (snake)), Class Aves (specimen: Gallus gallus (chicken)), Class Mammalia (specimen: Homo sapiens (human))

Which of the following statements is true based on the phylogeny shown in the figure? Mammalia Theria undefined Eutheria Monotremata Metatheria Rodentia Primates Artiodactyla Carnivora Canidae Felidae Felidae are members are the Carnivora clade, but not the Theria clade. Primates are members of the Eutheria and Mammalia clades. Rodents are members of the Eutheria and Carnivora clades. Monotremata are members of the Eutheria and Mammalia clades.

Answer 2

Question

Chapter 21.4, Problem 3R

Summary Introduction

To review:

The classification which is consistent with the goal of including only monophyletic groups.

Given:

Classification one:

Named group
Amphibian
Mammalia
Reptilian
Aves Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, and crocodiles
Birds

Classification two:

Named group
Amphibia
Mammalia
Reptilian Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, crocodiles, and birds

Classification three:

Named group
Amphibian
Homothermia
Reptilia Included taxa
Frogs, salamanders, and caecilians
Mammals and birds
Lizards, turtles, and crocodiles

Introduction:

There are three types of classification category. They are monophyletic, polyphyletic, and paraphyletic. Monophyletic is the group which has an ancestor and all the descendants are of the ancestor. Polyphyletic is the group which does not include any common ancestors in the group of organisms. Paraphyletic is the group which includes ancestors but some of the descendants are of the ancestors.

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Answer 3

Question

Chapter 21.4, Problem 3R

Summary Introduction

To review:

The classification which is consistent with the goal of including only monophyletic groups.

Given:

Classification one:

Named group
Amphibian
Mammalia
Reptilian
Aves Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, and crocodiles
Birds

Classification two:

Named group
Amphibia
Mammalia
Reptilian Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, crocodiles, and birds

Classification three:

Named group
Amphibian
Homothermia
Reptilia Included taxa
Frogs, salamanders, and caecilians
Mammals and birds
Lizards, turtles, and crocodiles

Introduction:

There are three types of classification category. They are monophyletic, polyphyletic, and paraphyletic. Monophyletic is the group which has an ancestor and all the descendants are of the ancestor. Polyphyletic is the group which does not include any common ancestors in the group of organisms. Paraphyletic is the group which includes ancestors but some of the descendants are of the ancestors.

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Answer 4

Question

Chapter 21.4, Problem 3R

Summary Introduction

To review:

The classification which is consistent with the goal of including only monophyletic groups.

Given:

Classification one:

Named group
Amphibian
Mammalia
Reptilian
Aves Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, and crocodiles
Birds

Classification two:

Named group
Amphibia
Mammalia
Reptilian Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, crocodiles, and birds

Classification three:

Named group
Amphibian
Homothermia
Reptilia Included taxa
Frogs, salamanders, and caecilians
Mammals and birds
Lizards, turtles, and crocodiles

Introduction:

There are three types of classification category. They are monophyletic, polyphyletic, and paraphyletic. Monophyletic is the group which has an ancestor and all the descendants are of the ancestor. Polyphyletic is the group which does not include any common ancestors in the group of organisms. Paraphyletic is the group which includes ancestors but some of the descendants are of the ancestors.

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Answer 5

Chapter 21.4, Problem 3R

Summary Introduction

To review:

The classification which is consistent with the goal of including only monophyletic groups.

Given:

Classification one:

Named group
Amphibian
Mammalia
Reptilian
Aves Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, and crocodiles
Birds

Classification two:

Named group
Amphibia
Mammalia
Reptilian Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, crocodiles, and birds

Classification three:

Named group
Amphibian
Homothermia
Reptilia Included taxa
Frogs, salamanders, and caecilians
Mammals and birds
Lizards, turtles, and crocodiles

Introduction:

There are three types of classification category. They are monophyletic, polyphyletic, and paraphyletic. Monophyletic is the group which has an ancestor and all the descendants are of the ancestor. Polyphyletic is the group which does not include any common ancestors in the group of organisms. Paraphyletic is the group which includes ancestors but some of the descendants are of the ancestors.

Answer 6

Chapter 21.4, Problem 3R

Summary Introduction

To review:

The classification which is consistent with the goal of including only monophyletic groups.

Given:

Classification one:

Named group
Amphibian
Mammalia
Reptilian
Aves Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, and crocodiles
Birds

Classification two:

Named group
Amphibia
Mammalia
Reptilian Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, crocodiles, and birds

Classification three:

Named group
Amphibian
Homothermia
Reptilia Included taxa
Frogs, salamanders, and caecilians
Mammals and birds
Lizards, turtles, and crocodiles

Introduction:

There are three types of classification category. They are monophyletic, polyphyletic, and paraphyletic. Monophyletic is the group which has an ancestor and all the descendants are of the ancestor. Polyphyletic is the group which does not include any common ancestors in the group of organisms. Paraphyletic is the group which includes ancestors but some of the descendants are of the ancestors.

Answer 7

Chapter 21.4, Problem 3R

Summary Introduction

To review:

The classification which is consistent with the goal of including only monophyletic groups.

Given:

Classification one:

Named group
Amphibian
Mammalia
Reptilian
Aves Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, and crocodiles
Birds

Classification two:

Named group
Amphibia
Mammalia
Reptilian Included taxa
Frogs, salamanders, and caecilians
Mammals
Lizards, turtles, crocodiles, and birds

Classification three:

Named group
Amphibian
Homothermia
Reptilia Included taxa
Frogs, salamanders, and caecilians
Mammals and birds
Lizards, turtles, and crocodiles

Introduction:

There are three types of classification category. They are monophyletic, polyphyletic, and paraphyletic. Monophyletic is the group which has an ancestor and all the descendants are of the ancestor. Polyphyletic is the group which does not include any common ancestors in the group of organisms. Paraphyletic is the group which includes ancestors but some of the descendants are of the ancestors.

Answer 8

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Answer 11

Ch. 21.1 - Prob. 1R Ch. 21.1 - Prob. 2R Ch. 21.1 - Prob. 3R Ch. 21.2 - Prob. 1R Ch. 21.2 - Prob. 2R Ch. 21.2 - Prob. 3R Ch. 21.2 - Prob. 4R Ch. 21.3 - Prob. 1R Ch. 21.3 - Prob. 2R Ch. 21.4 - Prob. 1R

Classification one:
Named group Amphibian Mammalia Reptilian Aves	Included taxa Frogs, salamanders, and caecilians Mammals Lizards, turtles, and crocodiles Birds
Classification two:
Named group Amphibia Mammalia Reptilian	Included taxa Frogs, salamanders, and caecilians Mammals Lizards, turtles, crocodiles, and birds
Classification three:
Named group Amphibian Homothermia Reptilia	Included taxa Frogs, salamanders, and caecilians Mammals and birds Lizards, turtles, and crocodiles

Solution Summary: The author explains that the classification is consistent with the goal of including only monophyletic groups.

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