Article
Dynamics of a sex-linked deleterious mutation in populations subject to sex reversal.
PloS one - 1 Jan 2011
Karhunen Markku
Abstract excerpt
The heterogametic sex chromosomes (i.e. mammalian Y and avian W) do not usually recombine with the homogametic sex chromosomes which is known to lead into rapid degeneration of Y and W due to accumulation of deleterious mutations. On the other hand, some 96% of amphibian species have homomorphic, i.e. non-degenerate Y chromosomes. Nicolas Perrin's fountain-of-youth hypothesis states that this is a result of...
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