As we have focused on sex differentiation, sex chromosomes, and genetic mechanisms involved in sex determination. At the same time, we found manyopportunities to consider the methods and reasoning by whichmuch of this information was acquired. From the explanationsgiven in the chapter, you should answer the following fundamentalquestion: How do we know that X chromosomal inactivation of eitherthe paternal or maternal homolog is a random event duringearly development in mammalian females?

Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN:9781305251052
Author:Michael Cummings
Publisher:Michael Cummings
Chapter7: Development And Sex Determination
Section: Chapter Questions
Problem 12QP: Mutations Can Uncouple chromosomal Sex from Phenotypic Sex Discuss whether the following individuals...
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As we have focused on sex differentiation, sex chromosomes, and genetic mechanisms involved in sex determination. At the same time, we found many
opportunities to consider the methods and reasoning by which
much of this information was acquired. From the explanations
given in the chapter, you should answer the following fundamental
question:

How do we know that X chromosomal inactivation of either
the paternal or maternal homolog is a random event during
early development in mammalian females?

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