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Why the Y chromosome could be at risk

Duration: 02:20

Jim Al-Khalili asks Professor Jenny Graves why the male-defining chromosome may disappear.

Available since: Wed 2 Oct 2013

This clip is from

The Life Scientific Jenny Graves

Jim Al-Khalili talks kangaroos and the death of the Y chromosome with Prof Jenny Graves.

First broadcast: 01 Oct 2013

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