A rat without a Y chromosome could be a glimpse of our genetic future
By Michael Le Page The spiny rat Amami ASATO KUROIWA For any mammal, the loss of the Y chromosome should mean the loss of the males and the disappearance of the species. So how the spiny rat Amami copes without a Y chromosome has puzzled biologists for decades. Now, Asato Kuroiwa from Hokkaido University in …
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