Theory of the "Rotting" Y Chromosome Dealt a Fatal Blow

If you were to discover that a fundamental component of human biology has survived virtually intact for the past 25 million years, you'd be quite confident in saying that it is here to stay. Such is the case for a team of Whitehead Institute scientists, whose latest research on the evolution of the human Y chromosome confirms that the Y--despite arguments to the contrary--has a long, healthy future ahead of it.

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