Structures present in different organisms having the same ancestor or origin are called homologous. They do not always perform the same function. There are many structures in the nature that has same origin and same functions (sometimes).

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Chapter 22, Problem 2TY

Summary Introduction

Introduction:

Structures present in different organisms having the same ancestor or origin are called homologous. They do not always perform the same function. There are many structures in the nature that has same origin and same functions (sometimes).

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According to "The Complex Evolution of Homo sapiens", what is the significance of the L3 gene and who was the L3 woman? A.Only individuals within North and South America descended from the L3 woman. B.All individuals within Africa are descended from the L3 woman. C.All individuals outside of Africa and who live in the Old World are descended from the L3 woman. D.All individuals outside of Africa are descended from the L3 woman

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Which of the listed structures are analogous structures, and which are homologous structures? Drag and drop the proper pairs into the correct category. 1. wing of a bird 2. wing of a fly 3. finger of a human 4. hoof of a horse

Answer 2

Question

Chapter 22, Problem 2TY

Summary Introduction

Introduction:

Structures present in different organisms having the same ancestor or origin are called homologous. They do not always perform the same function. There are many structures in the nature that has same origin and same functions (sometimes).

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Chapter 22, Problem 2TY

Summary Introduction

Introduction:

Structures present in different organisms having the same ancestor or origin are called homologous. They do not always perform the same function. There are many structures in the nature that has same origin and same functions (sometimes).

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Answer 4

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Chapter 22, Problem 2TY

Summary Introduction

Introduction:

Structures present in different organisms having the same ancestor or origin are called homologous. They do not always perform the same function. There are many structures in the nature that has same origin and same functions (sometimes).

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Answer 5

Chapter 22, Problem 2TY

Summary Introduction

Introduction:

Structures present in different organisms having the same ancestor or origin are called homologous. They do not always perform the same function. There are many structures in the nature that has same origin and same functions (sometimes).

Answer 6

Chapter 22, Problem 2TY

Summary Introduction

Introduction:

Structures present in different organisms having the same ancestor or origin are called homologous. They do not always perform the same function. There are many structures in the nature that has same origin and same functions (sometimes).

Answer 7

Chapter 22, Problem 2TY

Summary Introduction

Introduction:

Structures present in different organisms having the same ancestor or origin are called homologous. They do not always perform the same function. There are many structures in the nature that has same origin and same functions (sometimes).

Answer 8

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Structures present in different organisms having the same ancestor or origin are called homologous. They do not always perform the same function. There are many structures in the nature that has same origin and same functions (sometimes).

Solution Summary: The author explains that butterfly wings are not homologous to the other given options.

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Introduction:

Structures present in different organisms having the same ancestor or origin are called homologous. They do not always perform the same function. There are many structures in the nature that has same origin and same functions (sometimes).

Want to see the full answer?

Chapter 22 Solutions

Structures present in different organisms having the same ancestor or origin are called homologous. They do not always perform the same function. There are many structures in the nature that has same origin and same functions (sometimes).

Solution Summary: The author explains that butterfly wings are not homologous to the other given options.

Concept explainers

Videos

Introduction: Structures present in different organisms having the same ancestor or origin are called homologous. They do not always perform the same function. There are many structures in the nature that has same origin and same functions (sometimes).

Want to see the full answer?

Chapter 22 Solutions

Introduction:

Structures present in different organisms having the same ancestor or origin are called homologous. They do not always perform the same function. There are many structures in the nature that has same origin and same functions (sometimes).