Researchers show that random rearrangement of DNA determines which of seven possible mating types the offspring of a single-celled microbe will be.
Researchers show that random rearrangement of DNA determines which of seven possible mating types the offspring of a single-celled microbe will be.
Swapping chromosomes from one human egg to another could eliminate mitochondrial DNA mutations that cause disease.
Opinion is divided on a new paper showing that adult ovaries do not contain egg-making stem cells, contrary to the findings of two recent studies that themselves appeared to overturn longstanding dogma.
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