How Do We Find a Gene's Purpose

By considering two traits passed through the male line of a particular family, Steve Jones shows us how heritability can be both useful and useless, and he explains how to determine a genes purpose.

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Professor Steve Jones

Visiting Professor of Genetics

Professor Steve Jones is Emeritus Professor of Genetics at University College London and an author of several popular science books. He is one of the world's top six experts on the genetics of snails (and the other five agree) and has also studied the genetics and evolution of fruit flies and humans

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