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67: Epigenetics & The Overlooked World Games

Let's Learn Everything!

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The Genetics of X Inactivation and Mosaicism

This chapter explores the process of X inactivation in female embryos, highlighting how one X chromosome is randomly silenced and creates a genetic mosaic. Using calico cats as an example, it illustrates the interplay between genetics and phenotype in relation to fur color patterns. The discussion also touches on the role of epigenetics and the potential for environmental factors to influence genetic expression across generations.

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