
A | (ECNS) -- Chinese scientists have identified a flowering plant species on the Qinghai-Xizang Plateau as a new lineage of carnivorous plants, providing evidence for Charles Darwin’s prediction more than 150 years ago. A study published on Tuesday found that Saxifraga candelabrum, a flowering plant, can attract, capture and digest insects, while absorbing nitrogen from their bodies. Researchers observed sticky glandular hairs trapping prey, detected digestive enzyme activity, and confirmed nutrient absorption using isotope-labeled fruit flies. Led by Sun Hang’s team at the CAS Kunming Institute of Botany, with collaborators from Wuhan Botanical Garden, Jishou University and the University of Florida, the findings resolve a long-standing question over whether certain Saxifraga species possess true carnivorous traits. In 1875, Darwin proposed that some species of Saxifraga might be carnivorous because they possess sticky glandular hairs capable of trapping insects. However, evidence supporting the hypothesis had remained unavailable until now. (By Helen Mo, intern Liu Shuangjing)
。 12月10日,在算力硬件等权重方向持续走强以及午后地产股强势做多的提振下,今日市场全天呈现探底回升行情,沪指险守3900点整数关,创业板指则录得日线五连阳。个股方面也摆脱昨日超4000股普跌的不利态势,非ST跌停家数降至仅有3只。不过美中不足的是,今日成交量能再度跌破1.8万亿,全天缩量超1000亿,反映短线市场追高动力仍相对不足。
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