Four derived characters that all chordates have at some point during their life. Concept introduction: The chordates belong to the clade “Deuterostomia”. They evolved around 500 million years ago. They possess a complex nervous system and an elaborate skeleton as compared to their ancestors.

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Answer 1

Question

Chapter 27.4, Problem 1CC

Summary Introduction

To identify:

Four derived characters that all chordates have at some point during their life.

Concept introduction:

The chordates belong to the clade “Deuterostomia”. They evolved around 500 million years ago. They possess a complex nervous system and an elaborate skeleton as compared to their ancestors.

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Answer 2

Question

Chapter 27.4, Problem 1CC

Summary Introduction

To identify:

Four derived characters that all chordates have at some point during their life.

Concept introduction:

The chordates belong to the clade “Deuterostomia”. They evolved around 500 million years ago. They possess a complex nervous system and an elaborate skeleton as compared to their ancestors.

Expert Solution & Answer

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Answer 3

Question

Chapter 27.4, Problem 1CC

Summary Introduction

To identify:

Four derived characters that all chordates have at some point during their life.

Concept introduction:

The chordates belong to the clade “Deuterostomia”. They evolved around 500 million years ago. They possess a complex nervous system and an elaborate skeleton as compared to their ancestors.

Expert Solution & Answer

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Answer 4

Question

Chapter 27.4, Problem 1CC

Summary Introduction

To identify:

Four derived characters that all chordates have at some point during their life.

Concept introduction:

The chordates belong to the clade “Deuterostomia”. They evolved around 500 million years ago. They possess a complex nervous system and an elaborate skeleton as compared to their ancestors.

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Answer 5

Chapter 27.4, Problem 1CC

Summary Introduction

To identify:

Four derived characters that all chordates have at some point during their life.

Concept introduction:

The chordates belong to the clade “Deuterostomia”. They evolved around 500 million years ago. They possess a complex nervous system and an elaborate skeleton as compared to their ancestors.

Answer 6

Chapter 27.4, Problem 1CC

Summary Introduction

To identify:

Four derived characters that all chordates have at some point during their life.

Concept introduction:

The chordates belong to the clade “Deuterostomia”. They evolved around 500 million years ago. They possess a complex nervous system and an elaborate skeleton as compared to their ancestors.

Answer 7

Chapter 27.4, Problem 1CC

Summary Introduction

To identify:

Four derived characters that all chordates have at some point during their life.

Concept introduction:

The chordates belong to the clade “Deuterostomia”. They evolved around 500 million years ago. They possess a complex nervous system and an elaborate skeleton as compared to their ancestors.

Answer 8

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Answer 9

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Answer 10

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Answer 11

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Four derived characters that all chordates have at some point during their life. Concept introduction: The chordates belong to the clade “Deuterostomia”. They evolved around 500 million years ago. They possess a complex nervous system and an elaborate skeleton as compared to their ancestors.

Solution Summary: The author explains the four derived characters that all chordates have at some point during their life: Notochord, dorsal hollow nerve cord, pharyngeal gill slits, and

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