The process of feeding and defense in hagfishes. Concept introduction: Hagfishes are the invertebrate chordates which lack vertebrae that surround the nerve cord. Hagfishes are included under the phylum chordate. The characteristic feature of chordate includes a notochord, a dorsal hollow nerve cord, pharyngeal slits and a post anal tail.

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Answer 1

Question

Chapter 21.12, Problem 2MC

Summary Introduction

To determine:

The process of feeding and defense in hagfishes.

Concept introduction:

Hagfishes are the invertebrate chordates which lack vertebrae that surround the nerve cord. Hagfishes are included under the phylum chordate. The characteristic feature of chordate includes a notochord, a dorsal hollow nerve cord, pharyngeal slits and a post anal tail.

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Answer 2

Question

Chapter 21.12, Problem 2MC

Summary Introduction

To determine:

The process of feeding and defense in hagfishes.

Concept introduction:

Hagfishes are the invertebrate chordates which lack vertebrae that surround the nerve cord. Hagfishes are included under the phylum chordate. The characteristic feature of chordate includes a notochord, a dorsal hollow nerve cord, pharyngeal slits and a post anal tail.

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Answer 3

Question

Chapter 21.12, Problem 2MC

Summary Introduction

To determine:

The process of feeding and defense in hagfishes.

Concept introduction:

Hagfishes are the invertebrate chordates which lack vertebrae that surround the nerve cord. Hagfishes are included under the phylum chordate. The characteristic feature of chordate includes a notochord, a dorsal hollow nerve cord, pharyngeal slits and a post anal tail.

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Answer 4

Question

Chapter 21.12, Problem 2MC

Summary Introduction

To determine:

The process of feeding and defense in hagfishes.

Concept introduction:

Hagfishes are the invertebrate chordates which lack vertebrae that surround the nerve cord. Hagfishes are included under the phylum chordate. The characteristic feature of chordate includes a notochord, a dorsal hollow nerve cord, pharyngeal slits and a post anal tail.

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Answer 5

Chapter 21.12, Problem 2MC

Summary Introduction

To determine:

The process of feeding and defense in hagfishes.

Concept introduction:

Hagfishes are the invertebrate chordates which lack vertebrae that surround the nerve cord. Hagfishes are included under the phylum chordate. The characteristic feature of chordate includes a notochord, a dorsal hollow nerve cord, pharyngeal slits and a post anal tail.

Answer 6

Chapter 21.12, Problem 2MC

Summary Introduction

To determine:

The process of feeding and defense in hagfishes.

Concept introduction:

Hagfishes are the invertebrate chordates which lack vertebrae that surround the nerve cord. Hagfishes are included under the phylum chordate. The characteristic feature of chordate includes a notochord, a dorsal hollow nerve cord, pharyngeal slits and a post anal tail.

Answer 7

Chapter 21.12, Problem 2MC

Summary Introduction

To determine:

The process of feeding and defense in hagfishes.

Concept introduction:

Hagfishes are the invertebrate chordates which lack vertebrae that surround the nerve cord. Hagfishes are included under the phylum chordate. The characteristic feature of chordate includes a notochord, a dorsal hollow nerve cord, pharyngeal slits and a post anal tail.

Answer 8

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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 hagfishes are the invertebrate chordates which lack vertebrae that surround the nerve cord. They scratch the food from dead animals through their raspy tongue.

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