منابع مشابه
Hybridization and the Origin of Contagious Asexuality in Daphnia pulex.
Hybridization plays a potentially important role in the origin of obligate parthenogenesis (OP) in many organisms. However, it remains controversial whether hybridization directly triggers the transition from sexual reproduction to obligate asexuality or a hybrid genetic background enables asexual species to persist. Furthermore, we know little about the specific genetic elements from the diver...
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Editorial Can we say that a disease is contagious if patients who die from it, in the act of dying, cause the deaths of others? In Wisconsin (USA), a group of 602 civil servants, ranging from 30 to 60 years of age, were evaluated. Among those, 24% of the males and 9% of the females were diagnosed with sleep-disordered breathing, defined as five or more attacks of apnea or hypopnea per hour of s...
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ژورنال
عنوان ژورنال: Nature
سال: 1877
ISSN: 0028-0836,1476-4687
DOI: 10.1038/016547d0