单词：fragmentation (of chromosome)
单词：fragmentation (of chromosome) 相关文章
摘要：美国的医疗费用最近几年一直在大幅度攀升。高额的医疗账单为普通美国家庭带来了沉重的负担。本文原载于《今日美国》，文章由一名来自新罕布什尔的初级保健医生撰写。文章的逻
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Scientists at the Whitehead Institute in Cambridge, Massachusetts say it's fortunate for humans that the Y chromosome is not on the verge of extinction. That's because the Y is the chromosome that makes males males. The outlook is less favorable for
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This is the VOA Special English Health Report. A miscarriage is the natural loss of a pregnancy before the twentieth week. This happens to as many as twenty percent of known pregnancies. Experts say many pregnancies end before a woman even knows she
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1 Compared with conventional beef, grass-fed beef is higher in this health-promoting nutrient, which gives its fat a yellow color: 1、与传统牛肉相比，草饲牛肉中某种有益健康的营养素含量更高，并让脂肪呈现黄色，这种
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When we are in the depths of our loneliness, what comforts us what could possibly take us away from it? What, indeed? So often, it feels like there is no solace; like we are running from our own shadow. And it is true, in a way. There is no escape fr
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特朗普专机抵京，故宫京剧美食国粹齐上阵 Welcome to 'Today' - an hour of world news and analysis -- from a different perspective. I'm Suyi Coming up： --U.S. President Donald Trump starts state visit to China --Syria's president say
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