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Episode details

World Service,11 Feb 2013,17 mins

Sexual Nature 2/3

Discovery

Available for over a year

Sex is one of Nature’s great forces of change. Yet it is one of life’s great mysteries. Adam Rutherford investigates how and why living things first invented sex about 1.5 billion years ago. He begins by exploring why so many animals and plants have carried on doing it, given that sex has some big disadvantages compared to asexual reproduction.

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