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Published online 12 February 2001 | Nature | doi:10.1038/news010215-5
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The Y chromosome: goldmine and junkyard
The news that the male-defining Y chromosome is highly repetitive and mostly non-functional will come as no surprise to the half of the population without one. But although it has relatively few genes, says Bruce Lahn, a Y-chromosome researcher at the University of Chicago, "the genes that we do find are generally of great interest, with important functions".
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