The birds in order to avoid competition on land, they evolved the volant adaptation. To suit the volant adaptation, they developed wings that are made up of feathers, and this helps the birds to fly. The hair and fur of the mammals cover the epidermis and insulate the internal anatomy from the harsh and cold environment that is found outside. Both the hair and feather are made up of a protein known as keratin.

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Answer 1

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Chapter 25, Problem 10SQ

Summary Introduction

Concept introduction: The birds in order to avoid competition on land, they evolved the volant adaptation. To suit the volant adaptation, they developed wings that are made up of feathers, and this helps the birds to fly. The hair and fur of the mammals cover the epidermis and insulate the internal anatomy from the harsh and cold environment that is found outside. Both the hair and feather are made up of a protein known as keratin.

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Answer 2

Question

Chapter 25, Problem 10SQ

Summary Introduction

Concept introduction: The birds in order to avoid competition on land, they evolved the volant adaptation. To suit the volant adaptation, they developed wings that are made up of feathers, and this helps the birds to fly. The hair and fur of the mammals cover the epidermis and insulate the internal anatomy from the harsh and cold environment that is found outside. Both the hair and feather are made up of a protein known as keratin.

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Answer 3

Question

Chapter 25, Problem 10SQ

Summary Introduction

Concept introduction: The birds in order to avoid competition on land, they evolved the volant adaptation. To suit the volant adaptation, they developed wings that are made up of feathers, and this helps the birds to fly. The hair and fur of the mammals cover the epidermis and insulate the internal anatomy from the harsh and cold environment that is found outside. Both the hair and feather are made up of a protein known as keratin.

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Answer 4

Question

Chapter 25, Problem 10SQ

Summary Introduction

Concept introduction: The birds in order to avoid competition on land, they evolved the volant adaptation. To suit the volant adaptation, they developed wings that are made up of feathers, and this helps the birds to fly. The hair and fur of the mammals cover the epidermis and insulate the internal anatomy from the harsh and cold environment that is found outside. Both the hair and feather are made up of a protein known as keratin.

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Answer 5

Chapter 25, Problem 10SQ

Summary Introduction

Concept introduction: The birds in order to avoid competition on land, they evolved the volant adaptation. To suit the volant adaptation, they developed wings that are made up of feathers, and this helps the birds to fly. The hair and fur of the mammals cover the epidermis and insulate the internal anatomy from the harsh and cold environment that is found outside. Both the hair and feather are made up of a protein known as keratin.

Answer 6

Chapter 25, Problem 10SQ

Summary Introduction

Concept introduction: The birds in order to avoid competition on land, they evolved the volant adaptation. To suit the volant adaptation, they developed wings that are made up of feathers, and this helps the birds to fly. The hair and fur of the mammals cover the epidermis and insulate the internal anatomy from the harsh and cold environment that is found outside. Both the hair and feather are made up of a protein known as keratin.

Answer 7

Chapter 25, Problem 10SQ

Summary Introduction

Concept introduction: The birds in order to avoid competition on land, they evolved the volant adaptation. To suit the volant adaptation, they developed wings that are made up of feathers, and this helps the birds to fly. The hair and fur of the mammals cover the epidermis and insulate the internal anatomy from the harsh and cold environment that is found outside. Both the hair and feather are made up of a protein known as keratin.

Answer 8

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Answer 9

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Answer 10

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Answer 11

Ch. 25 - Prob. 1SQ Ch. 25 - Which of the traits listed above are retained by...Ch. 25 - Vertebrate jaw banes evolved from ___ . a. gill...Ch. 25 - Prob. 4SQ Ch. 25 - Prob. 1DAA Ch. 25 - Prob. 2DAA Ch. 25 - Prob. 3DAA Ch. 25 - Prob. 4DAA Ch. 25 - Tetra pods evolved from ___ . a. sharks b....Ch. 25 - Turtles, Lizards, and birds belong to one major...

Solution Summary: The author explains that keratin is a waterproof and mainly studied protein that constitutes the feathers and hairs of birds and mammals.

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