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Unformatted text preview: In early development random x inactivation, becomes a bar body Calico cats- all female caused by x inactivation X active Paternal= Black pigment X active Maternal= yellow pigment X M X P embryonic cell seperates during division to form X m and X p cells and patches of black and yellow epidermal cells. Heterochromatin= genetic innactivity...
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This note was uploaded on 04/01/2008 for the course BIO 11 taught by Professor Shapira during the Spring '08 term at University of California, Berkeley.
- Spring '08