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Genetic Switches

Summary

Learn about how gene switches can control expression of genes in different tissues.

Recent discoveries have shown that much of evolution takes place not by the creation of new genes but by changing the way existing genes are used. Genetic switches are keys that enable old genes to be used in new ways.

Also featured on the HHMI DVD Evolution: Constant Change and Common Threads, available free from HHMI.

Related Scientists

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Additional Materials

Bulletin Article
Bulletin Article