The process of natural selection conserves the alleles of high fitness and those individuals are more likely to survive and reproduce. These alleles express the phenotypic characteristics that increase the chances of the organism’s survival in the environment.

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Chapter 21, Problem 5TYK

Summary Introduction

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The process of natural selection conserves the alleles of high fitness and those individuals are more likely to survive and reproduce. These alleles express the phenotypic characteristics that increase the chances of the organism’s survival in the environment.

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Which of the following statements about dominant traits is correct? a. The dominant trait is the one that is expressed. b. They are observed three-fourths as frequently as heterozygous traits. c. They are observed less frequently than recessive traits. d. They increase in frequency over evolutionary time. e. The dominant trait is typically masked by the recessive trait.

Stabilizing selection on a trait tends toa. make the trait more extreme.b. reduce variability in the trait.c. decrease the frequency of alleles associated with the trait.d. result in elaborate male ornaments.

Relative fitness a. refers to the survival rate of one phenotype compared to that of another. b. is the physical condition of an individual’s siblings and cousins. c. refers to the reproductive success of a phenotype. d. None of the choices is correct.

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Question

Chapter 21, Problem 5TYK

Summary Introduction

Introduction:

The process of natural selection conserves the alleles of high fitness and those individuals are more likely to survive and reproduce. These alleles express the phenotypic characteristics that increase the chances of the organism’s survival in the environment.

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Answer 3

Question

Chapter 21, Problem 5TYK

Summary Introduction

Introduction:

The process of natural selection conserves the alleles of high fitness and those individuals are more likely to survive and reproduce. These alleles express the phenotypic characteristics that increase the chances of the organism’s survival in the environment.

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Answer 4

Question

Chapter 21, Problem 5TYK

Summary Introduction

Introduction:

The process of natural selection conserves the alleles of high fitness and those individuals are more likely to survive and reproduce. These alleles express the phenotypic characteristics that increase the chances of the organism’s survival in the environment.

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Answer 5

Chapter 21, Problem 5TYK

Summary Introduction

Introduction:

The process of natural selection conserves the alleles of high fitness and those individuals are more likely to survive and reproduce. These alleles express the phenotypic characteristics that increase the chances of the organism’s survival in the environment.

Answer 6

Chapter 21, Problem 5TYK

Summary Introduction

Introduction:

The process of natural selection conserves the alleles of high fitness and those individuals are more likely to survive and reproduce. These alleles express the phenotypic characteristics that increase the chances of the organism’s survival in the environment.

Answer 7

Chapter 21, Problem 5TYK

Summary Introduction

Introduction:

The process of natural selection conserves the alleles of high fitness and those individuals are more likely to survive and reproduce. These alleles express the phenotypic characteristics that increase the chances of the organism’s survival in the environment.

Answer 8

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Answer 11

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The process of natural selection conserves the alleles of high fitness and those individuals are more likely to survive and reproduce. These alleles express the phenotypic characteristics that increase the chances of the organism’s survival in the environment.

Solution Summary: The author concludes that adaptive traits are the phenotypic characteristics in an individual that increase their fitness in the environment.

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Introduction:

The process of natural selection conserves the alleles of high fitness and those individuals are more likely to survive and reproduce. These alleles express the phenotypic characteristics that increase the chances of the organism’s survival in the environment.

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Chapter 21 Solutions

The process of natural selection conserves the alleles of high fitness and those individuals are more likely to survive and reproduce. These alleles express the phenotypic characteristics that increase the chances of the organism’s survival in the environment.

Solution Summary: The author concludes that adaptive traits are the phenotypic characteristics in an individual that increase their fitness in the environment.

Concept explainers

Videos

Introduction: The process of natural selection conserves the alleles of high fitness and those individuals are more likely to survive and reproduce. These alleles express the phenotypic characteristics that increase the chances of the organism’s survival in the environment.

Want to see the full answer?

Chapter 21 Solutions

Introduction:

The process of natural selection conserves the alleles of high fitness and those individuals are more likely to survive and reproduce. These alleles express the phenotypic characteristics that increase the chances of the organism’s survival in the environment.