资讯

来自全球多机构的研究团队针对马拉维湖慈鲷(Lake Malawi cichlids)这一脊椎动物适应性辐射的经典模型,通过测序1375个基因组,系统解析了染色体倒位(inversions)在生态适应和物种爆发中的作用。研究发现5个大型倒位通过抑制重组形成"超基因"(supergenes),介导了深度栖息地适应、感官功能进化及性别决定,揭示了自然选择与性选择在物种辐射中的协同机制。
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One of these is found in Malawi, a country often referred to as "Africa’s friendliest nation". Lake Malawi, one of the deepest lakes in the world, stretches over 350 miles between Malawi ...
EXCLUSIVE: The country is a great choice for people looking for a relaxed, friendly and memorable trip in Africa.
Why? Scientists are diving into the question Ben Crair Lake Malawi formed in a valley where the African tectonic plate is the process of splitting in two. Getty Images I first learned about ...
Lake Malawi accounts for more than 90% of landlocked Malawi’s total fish catch, and a key fishing ground is the water around Mbenje Island. The community here has since the 1950s practiced ...
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Researchers have found that chunks of "flipped" DNA can help fish quickly adapt to new habitats and evolve into new species, ...
Lake Malawi’s fish stocks are declining, but one community stands apart: around Mbenje Island, a traditional fisheries management plan has ensured thriving fish populations for generations ...
LILONGWE, Aug. 20 (Xinhua) -- A small aircraft that was carrying 3 people crashed in Lake Malawi in Nkhotakota district, around 200 km northeast of Lilongwe, the Malawian capital, late Tuesday ...