The disadvantages of external fertilization and a major way to overcome those disadvantages Introduction: The mode of reproduction in which the fusion of female and male gamete takes place outside the female body is known as external fertilization . It occurs in the external medium i.e. water. For example, fish, starfish, frogs, etc. External fertilization mostly occurs in a moist place which facilitates the movement of sperm to the egg. The discharge of sperm and eggs into the water is called spawning.

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Answer 1

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Chapter 39, Problem 1CCQ

Summary Introduction

To write:

The disadvantages of external fertilization and a major way to overcome those disadvantages

Introduction:

The mode of reproduction in which the fusion of female and male gamete takes place outside the female body is known as external fertilization. It occurs in the external medium i.e. water. For example, fish, starfish, frogs, etc.

External fertilization mostly occurs in a moist place which facilitates the movement of sperm to the egg. The discharge of sperm and eggs into the water is called spawning.

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Why are sea urchins have external fertilization? What are the adaptive advantages of external fertilization? How about internal fertilization?

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Answer 2

Question

Chapter 39, Problem 1CCQ

Summary Introduction

To write:

The disadvantages of external fertilization and a major way to overcome those disadvantages

Introduction:

The mode of reproduction in which the fusion of female and male gamete takes place outside the female body is known as external fertilization. It occurs in the external medium i.e. water. For example, fish, starfish, frogs, etc.

External fertilization mostly occurs in a moist place which facilitates the movement of sperm to the egg. The discharge of sperm and eggs into the water is called spawning.

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Answer 3

Question

Chapter 39, Problem 1CCQ

Summary Introduction

To write:

The disadvantages of external fertilization and a major way to overcome those disadvantages

Introduction:

The mode of reproduction in which the fusion of female and male gamete takes place outside the female body is known as external fertilization. It occurs in the external medium i.e. water. For example, fish, starfish, frogs, etc.

External fertilization mostly occurs in a moist place which facilitates the movement of sperm to the egg. The discharge of sperm and eggs into the water is called spawning.

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Answer 4

Question

Chapter 39, Problem 1CCQ

Summary Introduction

To write:

The disadvantages of external fertilization and a major way to overcome those disadvantages

Introduction:

The mode of reproduction in which the fusion of female and male gamete takes place outside the female body is known as external fertilization. It occurs in the external medium i.e. water. For example, fish, starfish, frogs, etc.

External fertilization mostly occurs in a moist place which facilitates the movement of sperm to the egg. The discharge of sperm and eggs into the water is called spawning.

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Answer 5

Chapter 39, Problem 1CCQ

Summary Introduction

To write:

The disadvantages of external fertilization and a major way to overcome those disadvantages

Introduction:

The mode of reproduction in which the fusion of female and male gamete takes place outside the female body is known as external fertilization. It occurs in the external medium i.e. water. For example, fish, starfish, frogs, etc.

External fertilization mostly occurs in a moist place which facilitates the movement of sperm to the egg. The discharge of sperm and eggs into the water is called spawning.

Answer 6

Chapter 39, Problem 1CCQ

Summary Introduction

To write:

The disadvantages of external fertilization and a major way to overcome those disadvantages

Introduction:

The mode of reproduction in which the fusion of female and male gamete takes place outside the female body is known as external fertilization. It occurs in the external medium i.e. water. For example, fish, starfish, frogs, etc.

External fertilization mostly occurs in a moist place which facilitates the movement of sperm to the egg. The discharge of sperm and eggs into the water is called spawning.

Answer 7

Chapter 39, Problem 1CCQ

Summary Introduction

To write:

The disadvantages of external fertilization and a major way to overcome those disadvantages

Introduction:

The mode of reproduction in which the fusion of female and male gamete takes place outside the female body is known as external fertilization. It occurs in the external medium i.e. water. For example, fish, starfish, frogs, etc.

External fertilization mostly occurs in a moist place which facilitates the movement of sperm to the egg. The discharge of sperm and eggs into the water is called spawning.

Answer 8

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Answer 11

Ch. 39.1 - Choose the correct statement. The majority of...Ch. 39.2 - In _________ gametes are released in large numbers...Ch. 39.2 - In which way is gametogenesis similar in males and...Ch. 39.3 - Prob. 1CC Ch. 39.3 - Prob. 1TYK Ch. 39.3 - Prob. 2TYK Ch. 39.4 - Prob. 1BC Ch. 39.4 - Prob. 2BC Ch. 39.4 - Prob. 1CC Ch. 39.4 - Prob. 1TYK

Solution Summary: The author explains the advantages and disadvantages of external fertilization.

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