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Human Heredity: Principles and Iss...

11th Edition
Michael Cummings
Publisher: Cengage Learning
ISBN: 9781305251052

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BuyFindarrow_forward

Human Heredity: Principles and Iss...

11th Edition
Michael Cummings
Publisher: Cengage Learning
ISBN: 9781305251052
Chapter 6, Problem 22QP
Textbook Problem
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Identify the type of chromosomal aberration described in each of the following cases:

  1. a. loss of a chromosome segment
  2. b. extra copies of a chromosome segment
  3. c. reversal in the order of a chromosome segment
  4. d. movement of a chromosome segment to another, nonhomologous chromosome

a.

Summary Introduction

To identify: The type of chromosomal aberration in the following case “loss of a chromosome segment.    ”

Introduction: Chromosomes plays a vital role in the regulation of cell. The number of chromosomes greatly affects the ploidy of the organism. The change in numbers of chromosome is called chromosomal aberration.

Explanation of Solution

Deletion is a type of chromosomal aberration in which a particular segment of the chromosome is deleted. Sometimes, a segment of the chromosome is also lost during segregatio...

b.

Summary Introduction

To determine: The type of chromosomal aberration in the following case “extra copies of a chromosome segment”

Introduction: Chromosomes plays a vital role in the regulation of the cell. The number of chromosomes greatly affects the ploidy of the organism. The change in numbers of the chromosome is called a chromosomal aberration.

c.

Summary Introduction

To determine: The type of chromosomal aberration in the following case “reversal in the order of a chromosome segment”

Introduction: Chromosomes plays a vital role in the regulation of the cell. The number of chromosomes greatly affects the ploidy of the organism. The change in numbers of the chromosome is called a chromosomal aberration.

d.

Summary Introduction

To determine: The type of chromosomal aberration in the following case “movement of a chromosome segment to another, non-homologous chromosome”

Introduction: Chromosomes plays a vital role in the regulation of the cell. The number of chromosomes greatly affects the ploidy of the organism. The change in numbers of the chromosome is called a chromosomal aberration.

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