McCarter Biology

Biology IS Life

Mosaic Cats

Learning Goals:  To investigate the effects of X-inactivation on the phenotype of an organism.

Key Concepts: sex chromosomes, X-inactivation, mosaicism

Challenge question:  It is extremely rare to have a male calico/tortiseshell cat, but it does happen.  How is this possible?

download a copy of the Mosaic Cats lab.

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