新的研究挑战了关于 Y 染色体多样性丧失的旧理论 诸平 Fig. 1 A study highlights that Neolithic patrilineal social systems, not violent conflicts, led to a major reduction in Y chromosome diversity, reshaping our understanding of ancient human social organization. Fig. 2 The s ...
达尔文评论:人类病原体毒力的进化 ( 6 ) Darwin review: the evolution of virulencein human pathogens 当一种新的传染病开始广泛流行时,我们特别关心其病原体毒力进化的趋势:变弱还变强? 绝大多数情况下,人类病原体毒力进化的趋势是逐渐变弱,但在某些情况下也有可 ...