After two-thirds of the country’s tidal flats were lost to shoreline development, South Korean scientists set out to prove why this ecosystem is so essential.
South Korean scientist Hwang Woo-Suk performs an embryo-injection operation on a surrogate mother dog at Sooam Biotech Sooam Biotech clones many animals, including cattle and pigs for medical research and breed preservation, but is best known for its commercial dog service. The process involves ha...
阅读下列文字资料.按照要求匹配信息.并将答题卡上的相应选项涂黑.请阅读下列科技新闻的信息:A. One of the biggest science stories last year was the research on stem cells announced by South Korean scientist Hwang Woo-suk. But now it appears that the research w
5.A 根据A部分One of the biggest science stories last year was the research on stem cells announced by South Korean scientist Hwang Woo-suk.和6.中的Stem cells have the ability to grow into other cells. Science magazine published the report.说明这两部分相符,故A项正确。
(空乘)in South Korea,who spent about 1,022 hours flying each year,passed away due to cancer(癌症).A South Korean court(法庭)connected his death to a high level of exposure(暴露)to cosmic radiation.During his career,nearly half of his flights crossed the areas in and ar...
As the sun rose,the dust in the air turned the skies in some cities a strange orange.The cause of the dust and unusual sky color wasn't a forest fire,but the dust from the Sahara Desert.Every year,a large cloud of dust rises from the Sahara Desert.It's called t...
A spokeswoman for Downing Street said that the two men “began by discussing the situation inUkraineand reiterated the importance of putting the country in the strongest possible position going into the winter”. They also talked about the deployment of thousands ofNorth Koreansoldiers to fig...