The ploidy of individuals with Down syndrome. Introduction: Down syndrome is a genetic disorder and is regarded as a birth defect. It is mainly caused because of the presence of an extra copy of chromosome 21. Symptoms such as mild intellectual disability and physical growth delays are associated with Down’s syndrome. Developmental disorders are also seen in individuals with Down’s syndrome.

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Answer 1

Question

Chapter 25, Problem 25.7PS

Summary Introduction

To determine: The ploidy of individuals with Down syndrome.

Introduction: Down syndrome is a genetic disorder and is regarded as a birth defect. It is mainly caused because of the presence of an extra copy of chromosome 21. Symptoms such as mild intellectual disability and physical growth delays are associated with Down’s syndrome. Developmental disorders are also seen in individuals with Down’s syndrome.

Summary Introduction

To explain: The reason due to which a modified chromosome causes Down syndrome in children.

Introduction: Birth defect refers to a significant abnormality which is present at the birth of an individual. Down syndrome is one of the examples of genetic birth defect. Down syndrome is caused due to an accident during cell division. Down syndrome is a genetic disorder and it is mainly caused due to the presence of an extra copy of chromosome 21.

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Answer 2

Question

Chapter 25, Problem 25.7PS

Summary Introduction

To determine: The ploidy of individuals with Down syndrome.

Introduction: Down syndrome is a genetic disorder and is regarded as a birth defect. It is mainly caused because of the presence of an extra copy of chromosome 21. Symptoms such as mild intellectual disability and physical growth delays are associated with Down’s syndrome. Developmental disorders are also seen in individuals with Down’s syndrome.

Summary Introduction

To explain: The reason due to which a modified chromosome causes Down syndrome in children.

Introduction: Birth defect refers to a significant abnormality which is present at the birth of an individual. Down syndrome is one of the examples of genetic birth defect. Down syndrome is caused due to an accident during cell division. Down syndrome is a genetic disorder and it is mainly caused due to the presence of an extra copy of chromosome 21.

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Answer 3

Question

Chapter 25, Problem 25.7PS

Summary Introduction

To determine: The ploidy of individuals with Down syndrome.

Introduction: Down syndrome is a genetic disorder and is regarded as a birth defect. It is mainly caused because of the presence of an extra copy of chromosome 21. Symptoms such as mild intellectual disability and physical growth delays are associated with Down’s syndrome. Developmental disorders are also seen in individuals with Down’s syndrome.

Summary Introduction

To explain: The reason due to which a modified chromosome causes Down syndrome in children.

Introduction: Birth defect refers to a significant abnormality which is present at the birth of an individual. Down syndrome is one of the examples of genetic birth defect. Down syndrome is caused due to an accident during cell division. Down syndrome is a genetic disorder and it is mainly caused due to the presence of an extra copy of chromosome 21.

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Answer 4

Question

Chapter 25, Problem 25.7PS

Summary Introduction

To determine: The ploidy of individuals with Down syndrome.

Introduction: Down syndrome is a genetic disorder and is regarded as a birth defect. It is mainly caused because of the presence of an extra copy of chromosome 21. Symptoms such as mild intellectual disability and physical growth delays are associated with Down’s syndrome. Developmental disorders are also seen in individuals with Down’s syndrome.

Summary Introduction

To explain: The reason due to which a modified chromosome causes Down syndrome in children.

Introduction: Birth defect refers to a significant abnormality which is present at the birth of an individual. Down syndrome is one of the examples of genetic birth defect. Down syndrome is caused due to an accident during cell division. Down syndrome is a genetic disorder and it is mainly caused due to the presence of an extra copy of chromosome 21.

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Answer 5

Chapter 25, Problem 25.7PS

Summary Introduction

To determine: The ploidy of individuals with Down syndrome.

Introduction: Down syndrome is a genetic disorder and is regarded as a birth defect. It is mainly caused because of the presence of an extra copy of chromosome 21. Symptoms such as mild intellectual disability and physical growth delays are associated with Down’s syndrome. Developmental disorders are also seen in individuals with Down’s syndrome.

Summary Introduction

To explain: The reason due to which a modified chromosome causes Down syndrome in children.

Introduction: Birth defect refers to a significant abnormality which is present at the birth of an individual. Down syndrome is one of the examples of genetic birth defect. Down syndrome is caused due to an accident during cell division. Down syndrome is a genetic disorder and it is mainly caused due to the presence of an extra copy of chromosome 21.

Answer 6

Chapter 25, Problem 25.7PS

Summary Introduction

To determine: The ploidy of individuals with Down syndrome.

Introduction: Down syndrome is a genetic disorder and is regarded as a birth defect. It is mainly caused because of the presence of an extra copy of chromosome 21. Symptoms such as mild intellectual disability and physical growth delays are associated with Down’s syndrome. Developmental disorders are also seen in individuals with Down’s syndrome.

Answer 7

Chapter 25, Problem 25.7PS

Summary Introduction

To determine: The ploidy of individuals with Down syndrome.

Introduction: Down syndrome is a genetic disorder and is regarded as a birth defect. It is mainly caused because of the presence of an extra copy of chromosome 21. Symptoms such as mild intellectual disability and physical growth delays are associated with Down’s syndrome. Developmental disorders are also seen in individuals with Down’s syndrome.

Answer 8

Summary Introduction

To explain: The reason due to which a modified chromosome causes Down syndrome in children.

Introduction: Birth defect refers to a significant abnormality which is present at the birth of an individual. Down syndrome is one of the examples of genetic birth defect. Down syndrome is caused due to an accident during cell division. Down syndrome is a genetic disorder and it is mainly caused due to the presence of an extra copy of chromosome 21.

Answer 9

Summary Introduction

To explain: The reason due to which a modified chromosome causes Down syndrome in children.

Introduction: Birth defect refers to a significant abnormality which is present at the birth of an individual. Down syndrome is one of the examples of genetic birth defect. Down syndrome is caused due to an accident during cell division. Down syndrome is a genetic disorder and it is mainly caused due to the presence of an extra copy of chromosome 21.

Answer 10

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Answer 11

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Answer 12

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Answer 13

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Solution Summary: The author explains that Down syndrome is a genetic disorder caused by an extra copy of chromosome 21.

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