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News
Natural selection shapes genomes across great ape species
6+ day, 2+ hour ago (713+ words) In the most comprehensive survey of natural selection across our closest living relatives to date, an international team of researchers has mapped the genomic landscapes of adaptation in six great ape lineages, revealing new candidate genes tied to senses, immunity,…...
Environmental Stress May Have Loosened DNA Repair Rules on the Y Chromosome
1+ day, 19+ hour ago (795+ words) A provocative new hypothesis published in the open-access journal Epigenetics Communications proposes that prolonged environmental stress in the ancient southern Levant may have transiently loosened the normally rigid rules of DNA repair in one specific human Y-chromosome lineage, allowing rare…...