Tag Archives | chromosomes


X Chromosome: The Evolutionary Smoking Gun

University of Rochester scientists believe they have confirmed a controversial theory that the X chromosome (the female chromosome) is a strikingly powerful force in the origin of new species. The role of the X chromosome in speciation has been a contentious topic for years. Now, in a new study in the journal PLoS Biology, Rochester’s […]

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Protein Complex Fixes Knotty DNA Problem

Our bodies are continually replenishing cells by way of cell division, but occasionally things can go awry during this process, giving rise to a mutated cell. Now, researchers at Karolinska Institutet have discovered how genetic information remains intact as cells divide, which may provide scientists with a greater understanding of what goes wrong when cancer […]

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