During the embryonic development, the course of evolution is repeated and as the embryo continues to develop, the specific characteristics of the species emerge at different stages. Initial development is similar for both the subphylum of vertebrates and invertebrates. The nerve cord, notochord, postnatal tail, and pharyngeal slits are the four characteristics that are present in the chordates.

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Chapter 24, Problem 4SA

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Introduction:

During the embryonic development, the course of evolution is repeated and as the embryo continues to develop, the specific characteristics of the species emerge at different stages. Initial development is similar for both the subphylum of vertebrates and invertebrates. The nerve cord, notochord, postnatal tail, and pharyngeal slits are the four characteristics that are present in the chordates.

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Answer 2

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Chapter 24, Problem 4SA

Summary Introduction

Introduction:

During the embryonic development, the course of evolution is repeated and as the embryo continues to develop, the specific characteristics of the species emerge at different stages. Initial development is similar for both the subphylum of vertebrates and invertebrates. The nerve cord, notochord, postnatal tail, and pharyngeal slits are the four characteristics that are present in the chordates.

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Answer 3

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Chapter 24, Problem 4SA

Summary Introduction

Introduction:

During the embryonic development, the course of evolution is repeated and as the embryo continues to develop, the specific characteristics of the species emerge at different stages. Initial development is similar for both the subphylum of vertebrates and invertebrates. The nerve cord, notochord, postnatal tail, and pharyngeal slits are the four characteristics that are present in the chordates.

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Answer 4

Question

Chapter 24, Problem 4SA

Summary Introduction

Introduction:

During the embryonic development, the course of evolution is repeated and as the embryo continues to develop, the specific characteristics of the species emerge at different stages. Initial development is similar for both the subphylum of vertebrates and invertebrates. The nerve cord, notochord, postnatal tail, and pharyngeal slits are the four characteristics that are present in the chordates.

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Answer 5

Chapter 24, Problem 4SA

Summary Introduction

Introduction:

During the embryonic development, the course of evolution is repeated and as the embryo continues to develop, the specific characteristics of the species emerge at different stages. Initial development is similar for both the subphylum of vertebrates and invertebrates. The nerve cord, notochord, postnatal tail, and pharyngeal slits are the four characteristics that are present in the chordates.

Answer 6

Chapter 24, Problem 4SA

Summary Introduction

Introduction:

During the embryonic development, the course of evolution is repeated and as the embryo continues to develop, the specific characteristics of the species emerge at different stages. Initial development is similar for both the subphylum of vertebrates and invertebrates. The nerve cord, notochord, postnatal tail, and pharyngeal slits are the four characteristics that are present in the chordates.

Answer 7

Chapter 24, Problem 4SA

Summary Introduction

Introduction:

During the embryonic development, the course of evolution is repeated and as the embryo continues to develop, the specific characteristics of the species emerge at different stages. Initial development is similar for both the subphylum of vertebrates and invertebrates. The nerve cord, notochord, postnatal tail, and pharyngeal slits are the four characteristics that are present in the chordates.

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Answer 11

Ch. 24 - All chordates have a _______ as embryos. a....Ch. 24 - Prob. 2SA Ch. 24 - Vertebrate jaws evolved from _______. a. gill...Ch. 24 - Prob. 4SA Ch. 24 - A divergence from ________ gave rise to tetrapods....Ch. 24 - Reptiles, including birds, belong to one major...Ch. 24 - Reptiles are adapted to life on land by ______. a....Ch. 24 - The closest modern relatives of birds are...Ch. 24 - Among living animals, only birds have ________. a....Ch. 24 - The defining trait of hominins is __________. a....

Solution Summary: The author explains that sharks and rays are cartilaginous fishes with a skeleton made up of cartilage.

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