The number of arthropods that scientists have identified and mention the sub phylum with richest diversity of species. Concept introduction: Arthropods are included under the largest clade characterized by bilateral symmetry and three germ layers. Arthropods are protostomes that means mouth develops from the first opening in the embryo. The characteristic feature of arthropods is the presence of exoskeleton and joint paired appendages.

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Answer 1

Question

Chapter 21.8, Problem 1MC

Summary Introduction

To determine:

The number of arthropods that scientists have identified and mention the sub phylum with richest diversity of species.

Concept introduction:

Arthropods are included under the largest clade characterized by bilateral symmetry and three germ layers. Arthropods are protostomes that means mouth develops from the first opening in the embryo. The characteristic feature of arthropods is the presence of exoskeleton and joint paired appendages.

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Considering the presence of segmentation (metameres) in their body to which other already studied phylum are arthropods proximal?

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Answer 2

Question

Chapter 21.8, Problem 1MC

Summary Introduction

To determine:

The number of arthropods that scientists have identified and mention the sub phylum with richest diversity of species.

Concept introduction:

Arthropods are included under the largest clade characterized by bilateral symmetry and three germ layers. Arthropods are protostomes that means mouth develops from the first opening in the embryo. The characteristic feature of arthropods is the presence of exoskeleton and joint paired appendages.

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Answer 3

Question

Chapter 21.8, Problem 1MC

Summary Introduction

To determine:

The number of arthropods that scientists have identified and mention the sub phylum with richest diversity of species.

Concept introduction:

Arthropods are included under the largest clade characterized by bilateral symmetry and three germ layers. Arthropods are protostomes that means mouth develops from the first opening in the embryo. The characteristic feature of arthropods is the presence of exoskeleton and joint paired appendages.

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Answer 4

Question

Chapter 21.8, Problem 1MC

Summary Introduction

To determine:

The number of arthropods that scientists have identified and mention the sub phylum with richest diversity of species.

Concept introduction:

Arthropods are included under the largest clade characterized by bilateral symmetry and three germ layers. Arthropods are protostomes that means mouth develops from the first opening in the embryo. The characteristic feature of arthropods is the presence of exoskeleton and joint paired appendages.

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Answer 5

Chapter 21.8, Problem 1MC

Summary Introduction

To determine:

The number of arthropods that scientists have identified and mention the sub phylum with richest diversity of species.

Concept introduction:

Arthropods are included under the largest clade characterized by bilateral symmetry and three germ layers. Arthropods are protostomes that means mouth develops from the first opening in the embryo. The characteristic feature of arthropods is the presence of exoskeleton and joint paired appendages.

Answer 6

Chapter 21.8, Problem 1MC

Summary Introduction

To determine:

The number of arthropods that scientists have identified and mention the sub phylum with richest diversity of species.

Concept introduction:

Arthropods are included under the largest clade characterized by bilateral symmetry and three germ layers. Arthropods are protostomes that means mouth develops from the first opening in the embryo. The characteristic feature of arthropods is the presence of exoskeleton and joint paired appendages.

Answer 7

Chapter 21.8, Problem 1MC

Summary Introduction

To determine:

The number of arthropods that scientists have identified and mention the sub phylum with richest diversity of species.

Concept introduction:

Arthropods are included under the largest clade characterized by bilateral symmetry and three germ layers. Arthropods are protostomes that means mouth develops from the first opening in the embryo. The characteristic feature of arthropods is the presence of exoskeleton and joint paired appendages.

Answer 8

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Answer 9

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Answer 10

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Answer 11

Ch. 21.1 - Prob. 1MC Ch. 21.1 - Prob. 2MC Ch. 21.1 - Prob. 3MC Ch. 21.1 - Prob. 4MC Ch. 21.1 - Prob. 5MC Ch. 21.1 - What advantages does segmentation confer?Ch. 21.1 - Prob. 7MC Ch. 21.2 - Prob. 1MC Ch. 21.2 - Prob. 2MC Ch. 21.2 - Prob. 3MC

Solution Summary: The author explains that arthropods are included under the largest clade characterized by bilateral symmetry and three germ layers. They are protostomes that means mouth develops from the first opening in embryo.

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Chapter 21 Solutions