The way in which the difference in use of characters might result in a discrepancy in classification. Introduction: In taxonomy, nomenclature and classification of organisms along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

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Chapter 16, Problem 3PDT

Summary Introduction

To determine: The way in which the difference in use of characters might result in a discrepancy in classification.

Introduction: In taxonomy, nomenclature and classification of organisms along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

Summary Introduction

To determine: The approach that is more commonly used today.

Introduction: In taxonomy, nomenclature and classification of organisms, along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

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Which of the following is FALSE regarding phylogenetic trees? 1) The branch lengths on the tree are scaled to molecular (DNA) changes and/or time. 2)Phylogenetic trees have shown us that there is much more bacterial diversity compared to eukaryotes. 3) Phylogenetic trees show the evolutionary relatedness of different organisms. 4). The branch lengths on the tree depict abiotic and biotic factors affecting speciation.

Below are phylogenetic trees depicting the relationships among four species, A, B, C, and D. Which of the following statements is correct? ABCD ADCB DCBA D CAB (1) (2) (3) (4) Tree (1) and Tree (2) are the same tree. Tree (2) and Tree (4) are the same tree. Tree (2) and Tree (3) are the same tree. All four trees are in fact the same tree. All four trees are in fact different trees.

Based on the information from the following table and the provided phylogenetic tree, what kind of species classification is shown? A B C D E F G H 1 J K L M N O Form of Male Genitalia 1 1 L L L L L L L L L L L L L r T Pits) or Tubercles E P P T T T T T P P P P P Р P P O Phenetic Species Concept O Blological Species Concept O Phylogenetic Species Concept O Sympatric Species Concept Blayple (OUTGROUP) beaver Dan, AZ -Twentynine Paime, CA -Harkavilla, UT D-Chilchinbio, NM -Vermilion Cas. AZ 64 -F-Mone Lake, CA -G-Coral Pink Danes, UT H-Pyramid Lake, N -Crescent Dunes, MV Meno Lake CA -K-Olancha CA -Olancha, CA --Winnemucca, NV -El Mirage, CA Lo-Dumont Dunes, CA Form of dorsal ridges M₁ M₁ FFFFFFFFFF M Ma M₂ M₂

Answer 2

Question

Chapter 16, Problem 3PDT

Summary Introduction

To determine: The way in which the difference in use of characters might result in a discrepancy in classification.

Introduction: In taxonomy, nomenclature and classification of organisms along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

Summary Introduction

To determine: The approach that is more commonly used today.

Introduction: In taxonomy, nomenclature and classification of organisms, along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

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Answer 3

Question

Chapter 16, Problem 3PDT

Summary Introduction

To determine: The way in which the difference in use of characters might result in a discrepancy in classification.

Introduction: In taxonomy, nomenclature and classification of organisms along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

Summary Introduction

To determine: The approach that is more commonly used today.

Introduction: In taxonomy, nomenclature and classification of organisms, along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

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Answer 4

Question

Chapter 16, Problem 3PDT

Summary Introduction

To determine: The way in which the difference in use of characters might result in a discrepancy in classification.

Introduction: In taxonomy, nomenclature and classification of organisms along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

Summary Introduction

To determine: The approach that is more commonly used today.

Introduction: In taxonomy, nomenclature and classification of organisms, along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

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Answer 5

Chapter 16, Problem 3PDT

Summary Introduction

To determine: The way in which the difference in use of characters might result in a discrepancy in classification.

Introduction: In taxonomy, nomenclature and classification of organisms along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

Summary Introduction

To determine: The approach that is more commonly used today.

Introduction: In taxonomy, nomenclature and classification of organisms, along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

Answer 6

Chapter 16, Problem 3PDT

Summary Introduction

To determine: The way in which the difference in use of characters might result in a discrepancy in classification.

Introduction: In taxonomy, nomenclature and classification of organisms along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

Answer 7

Chapter 16, Problem 3PDT

Summary Introduction

To determine: The way in which the difference in use of characters might result in a discrepancy in classification.

Introduction: In taxonomy, nomenclature and classification of organisms along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

Answer 8

Summary Introduction

To determine: The approach that is more commonly used today.

Introduction: In taxonomy, nomenclature and classification of organisms, along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

Answer 9

Summary Introduction

To determine: The approach that is more commonly used today.

Introduction: In taxonomy, nomenclature and classification of organisms, along with the study of their evolutionary relationships are called systematics. In the mid-twentieth century, systematists had one of the two views. First, they believed in the classification of organisms merely on the basis of their morphological similarities. The other group considered division into monophyletic groups as a classifying factor as well.

Answer 10

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Answer 12

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