The word "Tetrapoda" means "four feet" in Greek. Reptiles, birds, amphibians, and mammals are the chief groups of the Tetrapoda. They first appeared 370 million years back during the ‘Devonian period’. Tetrapods are different in size. One of the important characteristics of tetrapods is, they bear four legs or if they do not have four limbs and their ancestors had four limbs. The smallest tetrapod is the ‘Paedophyrine frog’ which is just 8 mm long. The largest tetrapod is the ‘Blue whale’ and can grow to up to 30 meters.

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Answer 1

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Chapter 27.3, Problem 1TYK

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Introduction:

The word "Tetrapoda" means "four feet" in Greek. Reptiles, birds, amphibians, and mammals are the chief groups of the Tetrapoda. They first appeared 370 million years back during the ‘Devonian period’. Tetrapods are different in size. One of the important characteristics of tetrapods is, they bear four legs or if they do not have four limbs and their ancestors had four limbs. The smallest tetrapod is the ‘Paedophyrine frog’ which is just 8 mm long. The largest tetrapod is the ‘Blue whale’ and can grow to up to 30 meters.

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Answer 2

Question

Chapter 27.3, Problem 1TYK

Summary Introduction

Introduction:

The word "Tetrapoda" means "four feet" in Greek. Reptiles, birds, amphibians, and mammals are the chief groups of the Tetrapoda. They first appeared 370 million years back during the ‘Devonian period’. Tetrapods are different in size. One of the important characteristics of tetrapods is, they bear four legs or if they do not have four limbs and their ancestors had four limbs. The smallest tetrapod is the ‘Paedophyrine frog’ which is just 8 mm long. The largest tetrapod is the ‘Blue whale’ and can grow to up to 30 meters.

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Answer 3

Question

Chapter 27.3, Problem 1TYK

Summary Introduction

Introduction:

The word "Tetrapoda" means "four feet" in Greek. Reptiles, birds, amphibians, and mammals are the chief groups of the Tetrapoda. They first appeared 370 million years back during the ‘Devonian period’. Tetrapods are different in size. One of the important characteristics of tetrapods is, they bear four legs or if they do not have four limbs and their ancestors had four limbs. The smallest tetrapod is the ‘Paedophyrine frog’ which is just 8 mm long. The largest tetrapod is the ‘Blue whale’ and can grow to up to 30 meters.

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Answer 4

Question

Chapter 27.3, Problem 1TYK

Summary Introduction

Introduction:

The word "Tetrapoda" means "four feet" in Greek. Reptiles, birds, amphibians, and mammals are the chief groups of the Tetrapoda. They first appeared 370 million years back during the ‘Devonian period’. Tetrapods are different in size. One of the important characteristics of tetrapods is, they bear four legs or if they do not have four limbs and their ancestors had four limbs. The smallest tetrapod is the ‘Paedophyrine frog’ which is just 8 mm long. The largest tetrapod is the ‘Blue whale’ and can grow to up to 30 meters.

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Answer 5

Chapter 27.3, Problem 1TYK

Summary Introduction

Introduction:

The word "Tetrapoda" means "four feet" in Greek. Reptiles, birds, amphibians, and mammals are the chief groups of the Tetrapoda. They first appeared 370 million years back during the ‘Devonian period’. Tetrapods are different in size. One of the important characteristics of tetrapods is, they bear four legs or if they do not have four limbs and their ancestors had four limbs. The smallest tetrapod is the ‘Paedophyrine frog’ which is just 8 mm long. The largest tetrapod is the ‘Blue whale’ and can grow to up to 30 meters.

Answer 6

Chapter 27.3, Problem 1TYK

Summary Introduction

Introduction:

The word "Tetrapoda" means "four feet" in Greek. Reptiles, birds, amphibians, and mammals are the chief groups of the Tetrapoda. They first appeared 370 million years back during the ‘Devonian period’. Tetrapods are different in size. One of the important characteristics of tetrapods is, they bear four legs or if they do not have four limbs and their ancestors had four limbs. The smallest tetrapod is the ‘Paedophyrine frog’ which is just 8 mm long. The largest tetrapod is the ‘Blue whale’ and can grow to up to 30 meters.

Answer 7

Chapter 27.3, Problem 1TYK

Summary Introduction

Introduction:

The word "Tetrapoda" means "four feet" in Greek. Reptiles, birds, amphibians, and mammals are the chief groups of the Tetrapoda. They first appeared 370 million years back during the ‘Devonian period’. Tetrapods are different in size. One of the important characteristics of tetrapods is, they bear four legs or if they do not have four limbs and their ancestors had four limbs. The smallest tetrapod is the ‘Paedophyrine frog’ which is just 8 mm long. The largest tetrapod is the ‘Blue whale’ and can grow to up to 30 meters.

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Answer 11

Ch. 27.1 - Prob. 1CC Ch. 27.1 - Which of the following is not a defining...Ch. 27.1 - Prob. 2TYK Ch. 27.2 - Prob. 1BC Ch. 27.2 - What features distinguish ray-finned fishes from...Ch. 27.2 - Prob. 2CC Ch. 27.2 - Prob. 1TYK Ch. 27.2 - Prob. 2TYK Ch. 27.2 - Prob. 3TYK Ch. 27.3 - Prob. 1CC

Solution Summary: The author explains that tetrapods are different in size and have different strategies like integument, trachea (spiracles) and internal fertilization.

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