Genetics: A Conceptual Approach
Genetics: A Conceptual Approach
6th Edition
ISBN: 9781319050962
Author: Benjamin A. Pierce
Publisher: W. H. Freeman
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Chapter 4.3, Problem 13COQ
Summary Introduction

To determine:

The term “Barr body”.

Introduction:

Humans and other mammals have 46  chromosomes. Out of these, 44 chromosomes are autosomal and remaining 2 are sex chromosomes. This composition is present in all cells within the mammalian body irrespective of their location and function.

Summary Introduction

To determine:

How Barr body is related to Lyon hypothesis.

Introduction:

Barr body is one of the X chromosomes which lie inactive within the somatic cells of female. Lyon hypothesis was given by Mary Lyon in 1961. This hypothesis is also dependent on Barr body.

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